Optispark Delete

1992-1994 Direct Replacement. Disconnect the coolant temperature wiring sensor located on the water pump. Don’t waste your time hunting all over for parts for your Chevy Camaro. Take off only enough material to remove the high spots because a good seal here will ensure that the air travels through the entire distributor. This may or may not come out with the Optispark. Fix Your Opti-Spark in an Hour or Two. 7L V8 1994-1996 Cadillac Fleetwood Brougham 5. SOLD Delteq Opti-Spark Delete Ignition System LT1 For sale is a used but in great condition Delteq Opti-Direct Ignition System. 1992 C4 Corvette 1992 Corvette Overview Late in 1991, it was decided by General Motors that an all-new generation of Corvette would have to be put on hold until as late as 1998. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. This setup cost 1250. This programming is for any 1994 or 1995 lt1 engine, applicable service numbers will be located on the PCM and end in either 051 or 333 (available in Caprice, Roadmaster, Cadillac, Camaro, Firebird/Trans Am, and. this is just a tip that you might want to look into. Buy TSP 92-94 Optispark Wiring Harness JM6505CB with fast shipping and top-rated customer service. My original cap & rotor looked pretty good, considering 90,000 miles of wear and tear. Whether it’s for scheduled maintenance or a repair job, we have what you need. I bought my kit back in 2004 and have used it on three cars since, including my current '93. Awesome car, had all new fuel pump and sending unit, alternator, optispark, plugs, wires, MSD coil pack, weather. There are some significant differences between the new engine and earlier small blocks. On the phone and online. I would want around 400-450whp (through a T5), using a stock 5. there are actually guys that modify the LT1 intake for use as an upgrade to their L98 Camaros and Vettes. Other than connecting to 12 volts to feed the coils and the EST wire, all connections are direct plug-in using OEM weatherproof connectors. remove the distributor from the engine to deter-mine its type. + Items in search results. Opti-Spark II type (pin drive - with positive vent system) distributor. We have combined two great web sites – Rick's First Generation and Eckler’s Camaro to put all your Camaro parts in one convenient, easy to use site. 7L V8 1995-1996 Chevrolet Corvette 5. It enables users to share opinions. Next, remove the water pump, because that's also in the way. In order to understand the problems with the Opti-Spark Ignition, a brief description of the system is necessary. I need to replace my optispark cap & rotor. On spline drive system (92-94), the Optispark has a splined shaft that mates to the camshaft. Now hear the story of my optispark ordeal!!! Sorry for the crappy picture quality, used a kodak polaroid and a wired scanner!!!But i think you can get the idea here!!! You can see here the center contact point has been obliterated and totally removednote the burned out rotor next to it on the left!!. Corvette C4 ZR-1 L98 LT5 Service Ersatzteile Parts. Called "Optispark", the distributor was driven directly off the front of the camshaft and mounted in front of the timing cover, just above the crankshaft and harmonic balancer. When it comes to American luxury, Cadillac is the torch bearer. The factory Opti-Spark sensors are used, providing > > they are in good shape. C4 Corvette 1992-1994 Optispark Front Engine Cover Shaft Seal-Put an end to pesky oil leaks with this C4 Corvette 1992-1994 Optispark Front Engine Cover Shaft Seal. If you look around you can find one used for a decent price. It is not necessary to remove the distributor from the engine to determine if it is an Opti-Spark II or not. '94 is still spline drive, so it will go back on easily, just roughly line up the key on the Opti to the keyway on the camshaft and it'll go on. Remind him your 15 year old sharp Corvette is an advertisement for GM. Including wires and Opti-Spark is no more than 1,000 to 1,200. The Opti-Spark is a distributor with a two track optical position sensor, a keyed drive shaft, an ECM, a single ignition coil and driver and conventional secondary wires and park plugs. An external reluctor means there is no need to remove the front timing cover!! Swap your hub and your done. Leave it to MSD to build an all-out performance distributor to replace the OEM GM LT1 Optispark! We machine an entire billet block of aluminum down into a precise housing that fits in pl. The top arrow shows the 2 connector/4 pin coil that was used on many 4, 6 and 8 cylinder cars from 1984 on up. The balancer is a two-piece assembly with a pulley that bolts onto the hub. Save yourself Hundreds of dollars by preventing Optispark failure with our New & Improved coolant bleeder valve allows you to attach a hose and route coolant back into your coolant tank and not all over your Optispark Distributor! Our Coolant Bleeder Valve is intended to be used on vehicles with LT4, LT1, L99, and L05 engines:. Same installation steps as replacing the original Opti-spark!! The crank sensor signal comes from an externally mounted 24x reluctor and hub combo. How to delete the smog/air pump from a 92-96 f150 V8 Chevy Impala SS Caprice Water Pump Replacement Procedure PART 1 1996 Impala SS LT1 With and Without Rear Resonators. The electronic module that drove the ignition coil would have intermittent failures, or fail completely. 1996 Corvette Specifications - 1996 Corvette Spec Sheet TheVetteNet. Remove the 3 bolts and pull straight out. A rebuild can be very questionable on an LT1 Optispark unless it is done with exacting precision. This setup cost 1250. You may have to register before you can post: click the register link above to proceed. I recently replaced my optispark, my car sat for six months waiting for the cash to do it. 1992 Corvette Specifications - 1992 Corvette Spec Sheet TheVetteNet. 96-04 Ford Mustang O2 Sensor Open Loop Controller Delete Gt 3. '94 LT1 Never-ending problem Caprice Car Forums. ACCEL 59125 GM Opti-Spark II Distributor, GM V8 5. ECM is not detecting the 4X pulse from distributor. Remove the plug going into the opti at the top and remove the 8 plug wires at this time. A rebuild can be very questionable on an LT1 Optispark unless it is done with exacting precision. The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. Find helpful customer reviews and review ratings for MSD 83811 Pro-Billet LT1 Distributor at Amazon. The second Accel optispark was I stalled and the car ran great, for about a week. The Opti-Spark Ignition System has been known to fail on late model C4 Corvettes (those equipped with PFI V8 engines). Engine control system for the serious performance & racing pros. there are actually guys that modify the LT1 intake for use as an upgrade to their L98 Camaros and Vettes. If you prefer our Legacy Website Experience, Simply click the site logo below to be redirected. The R pin is the HEI module’s tach output. LT1 Firebid Camaro Corvette Optispark Distributor "Non-Vented", Spline Drive. be carefull, 1st gen balancer are different. Nothing like taking apart something brand new eh? Remove the rotor from the Optispark. Are you searching for Chevrolet Corvette online? Locate Chevrolet Corvette on sale below with the biggest variety of Chevrolet Corvette anywhere online. ULTRA OPTI-SPARK II CAP & ROTOR KIT P/N 8136. com The following PCM Pinouts will cover all LT1, 1994 to 1997. Find local 2002 Chevrolet Corvette prices online. Two basic mechanic's rules should be men-the car or engine is referred to, it is meant to specify die driver's side of ihe car. Since most of us can't do that in our garages, total replacement is easiest. 3 and 4l60e. 1992-1994 Opti-Spark Distributor Unit ACDelco. Run a jumper wire from PAD3 to SPR4. Page 1 of 5: The Basics of Crank and Cam Sensors and How to Test Them. You can refer to the diagram on the next page for the firing order and proper location of each. This is the black/red wire that goes to terminal "A" on the pigtail connector. Opti-spark cap and rotor replacement: $100-$150. IGNITION DISTRIBUTOR WIRE HARNESS for OPTISPARK LT1 5. The OptiSpark is made up of two halves, the "Opti" half, which consists of a metal disc with inner and outer rows of timing marks. The early Optispark distributor had durability problems and a revised version was introduced with vacuum vents to remove moisture and ozone on the 1994 B-Bodies and in 1995 on the Y and F-Bodies; the vacuum vents can be added onto earlier distributors. I would like to take it to someone in Pennsacola/ Navarre area just to make sure it is good to go. 3L) V8 engines made between 1992 and 1997 were equipped with the Opti-Spark distributor. GM technical service bulletin 87-65-27 offers a fix for Opti-Spark misfiring in the form of a distributor upgrade kit (P/N 10457293 for the earlier applications, and P/N 10457735 for the later ones). OPTI-SPARK I SEAL REPLACEMENT The Opti-Spark I distributor does not necessarily have to be removed from the engine to install a new seal. written by Alex Afrashteh. Buy a $3 tube of premium black Permatex RTV, because it withstands the highest temps. Effective troubleshooting of the Opti-Spark ignition system requires a logical and systematic approach. That 7 hours and about $700 in parts. I would suggest that you find someone that has, or buy a copy of, the service manuals (red cover copies only, 2 books). How to properly install the optispark distributor on similar years of LT1 Camaro, Firebird, Trans Am, Impala, Roadmaster, or Corvette. To remove the wire from the multi-plug, first disconnect the plug from the alternator, then remove the clip at the rear of the plug holding the wires in. Try the big auction site, our site vendors or post up here, someone my have a set for sale (or rent) Sounds like you have a few things that need attention and having the manuals will make your life so much easier. This is done by removing the four bolts and disconnecting the. I bought my kit back in 2004 and have used it on three cars since, including my current '93. This harness will have two guide rails on the female end. Hey guys its been a bit since I've been here. , GM LT1/LT4 5. All of the problems and issues with the F-body have been addressed and overcome or solved: water in opti-spark, high oil temps, inadequate cooling, brake balance, weakness in front hubs, and chassis balance. Replace Optispark. Remove the heater hoses at the water pump. Allow a few. Affordable shipping. Disconnect the power wire from the air pump and use your 10mm long socket to remove the 3 screws out of the air pump that hold it to the bracket. Optispark is notorious for this. Has anyone tried to connect the Holley HP to the GM Optispark distributor? Have an S-10 truck in the shop, with a 350 LT1 and would like to remove the stock ECU and install an HP EFI. Another angle: Here is where the o-rings go on the opti, the "old" ones (25k) were hard as a rock. All LT1 (5. THe car ran better before I did the delteq system. They are bad to get oil in them and it breaks them down causing them to miss fire. ACCEL 59125 GM Opti-Spark II Distributor, GM V8 5. You’ll need an ohmmeter for this, and you’ll need to know what the wires’ original resistance was. Run a jumper wire from PAD1 to the center hole of the Q16 slot, and remove Q16 if fitted. No spark condition from the optispark in a 1994 Camaro. In order to understand the problems with the Opti-Spark Ignition, a brief description of the system is necessary. Intermittent stalling/starting problem. 1995 Impala SS - crank no start - poor throttle response (self. Your 1994 has a vent in the opti-spark which alleviates most of the internal corrosion issues. Gen III LS PCM Conversion Upgrades: Projects, Lessons and Strategies includes instructional photos, checklists, and step-by-step instructions on upgrading to the GM Gen III LS-Series PCM, ECM, Electronics, and POWERTRAIN CONTROL SYSTEMS. Buy TSP 92-94 Optispark Wiring Harness JM6505CB with fast shipping and top-rated customer service. remove the distributor from the engine to deter-mine its type. Monday - Saturday: 9:00am - 5:00pm (Eastern). Remove the plug going into the opti at the top and remove the 8 plug wires at this time. On-car cleaning may help remove the varnish deposits that are restricting the injector and restricting fuel delivery, but chances are, if the injector is clogged enough to cause a steady misfire, it will have to be removed for off-car cleaning or be replaced. Nothing like taking apart something brand new eh? Remove the rotor from the Optispark. Increasing Resistance: Perhaps the best way to tell if your spark plug wires need to be replaced is to test their resistance. Due to economic challenges of the time the world was not graced with a 1983 model year of the Corvette. So when you service your Opti-Spark Distributor, it is a good time to replace a questionable water pump. Before changing the pump, I would go ahead and replace the radiator cap, top up the coolant and see if that was the problem. If using a MAF sensor, gently clean its filaments with a cotton swab dipped in rubbing alcohol. Further more, with an 8x signal or 9x signal, a waste spark setup can be used or the optispark and single coil can be used if desired. Engine control system for the serious performance & racing pros. Go ahead and get a new optispark and crank seal. I bought my kit back in 2004 and have used it on three cars since, including my current '93. Reserve a long day to fiddle around. Con-versely, the right side of the car means the. Remove the existing elbow assembly. Remove the plug going into the opti at the top and remove the 8 plug wires at this time. theres not enough room to install or remove the distributor once the intake is installed. TunerCat OBD2 Tuner must be purchased with our RoadRunner hardware (either with a complete RoadRunner ECM or just a RoadRunner Guts kit ) due to licensing restrictions. Set the fan off to the side. The cap is sealed to eliminate corrosion. What is it? The GM Optispark is an optically-triggered ignition distributor used on the LT1, LT4 and L99 engines. There is only one true replacement for the opti-spark, and that's the Opti-Spark Delete-Super Direct Ignition System (OSE/SDI) from Electromotive. LT1 Firebid Camaro Corvette Optispark Distributor "Non-Vented", Spline Drive. FORM INS-59125 (Rev A) 01/12. remove the distributor from the engine to deter-mine its type. When GM introduced the LT1 engine. See Figures 1 through 10. Electromotive is the leader in performance ignition systems & engine management systems. !989 240 dl ebay bought 530. This is a pic of the outlet hose, stick a rag under it, squeeze the clamp with needlenose, slide clamp down hose, and slide hose off, be careful to catch the antifreeze that will leak out with the rag, just so it doesn't find its way into the good old optispark!. The LTCC system consists of an interface unit and plug-in wiring harness. Nothing like taking apart something brand new eh? Remove the rotor from the Optispark. 7L V8 1996 Chevrolet Corvette Gr. replaced radiator after inlet cracked, 60$ fixed 2 vacuum hoses , ran fine, plugs wires cap etc. ULTRA OPTI-SPARK II CAP & ROTOR KIT P/N 8136 INSTALLATION INSTRUCTIONS FORM INS-59125 Rev. View search results for optispark and get Free Shipping on Orders Over $99 at Summit Racing!. fuelairspark. Free shipping when your order includes this part. The kit included the cap, rotor, seperator plate, cap gaskets, hardware, instructions and a special tool for removing the factory E4 Torx head screws holding the Opti cap in place:. + Items in search results. The following information is presented for the use of MASTERTECH'S customers as a courtesy by CDI Electronics. Posted by mccoydavid03 on Jan 04, 2011. 1 cylinder, placing the mark close to the distributor. Including 12367600 - LT1/LT4 Front Cover / Plug - Used When Optispark Is Eliminated On A Carburated Conversion. Only the disc directly behind the rotor should be removed. What is pictured is semi rare since it is a wood delete version. Then remove the three bolts for the balancer (remove belt) and it should come off (a puller may be needed, or a small mallet may due). Optispark is notorious for this. Failure of the Opti-Spark Ignition System may prevent the vehicle from starting. Contrary to what many people believe, most spark errors actually occur at low speeds, especially starting, not at high rpm. Be very careful with the wires in the MAF, they are fragile! Clean them with. We have combined two great web sites – Rick's First Generation and Eckler’s Camaro to put all your Camaro parts in one convenient, easy to use site. The Opti-Spark is a distributor with a two track optical position sensor, a keyed drive shaft, an ECM, a single ignition coil and driver and conventional secondary wires and park plugs. Optispark distributors are not cheap. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. First off, you need to go get your SS professionaly diagnosed, I spent hundreds of dollars chasing the problem in my SS. The OptiSpark is made up of two halves, the "Opti" half, which consists of a metal disc with inner and outer rows of timing marks. Pace Performance offers the best pricing on products offered by Chevrolet Performance Parts. Remove the plug running to the old Optispark unit. The outer ring is for spark timing, the inner is used in conjunction for fuel delivery. Sign Up for Email. just a little extra insurance. optispark, air pump Definately not easy. Engine control system for the serious performance & racing pros. They are fairly common. Author takes NO CREDIT for the information provided, all that was done was to cull it down to detailed text and screen shots taken from the original video (http. When I got it all said and done/started it developed a considerable oil leak from the timing cover seal, I have the seal and the book says its replaceable without takin off the timing cover. It is equivalent to GM 12130319 Assembled with new connectors, terminals, and seals from Packard, and TXL grade wiring. Don’t waste your time hunting all over for parts for your Chevy Corvette. Once again, more coolant may spill out. These Chevrolet Performance LT1/LT4 front cover plugs are designed to block off the Optispark ignition when converting from fuel injection to a carburetor. Purchase these great product before they are all sold out. GM Optispark Distributor Wire Harness. 94 Z28 LT1 Camaro. skipping missing inconsistently, did the whole electrical system including opti spark and dist. The LS based small-block engine is the primary V-8 used in General Motors' line of rear-wheel-drive cars and trucks. parts included: 1994-1995 pcm programming (no pcm) NOTES: This includes programming for any stock engine application listed above. Hit the vette forums for more info including a way to mod optispark to vent via PCV system so you never have condensation issues again. This is a discussion on LT1 optispark upgrade HELP within the LT1 forums, part of the Vehicle Specific category; Just did my plugs and wires on my 95 Trans am about time 77800kms , question I have is I. This ignition system produces very high voltages and due care and caution must be practiced in working with it. For sale is a complete optispark delete kit for LT1 and LT4 engines. XDi & TEC Worldfamous. Mitsubishi manufactures the optical pickup used in the OptiSpark. ECM is not detecting the 4X pulse from distributor. Took it to Chevrolet dealer. Unless it has aluminum heads it is not quite an LT-1 , yep the same basic motor except for the different head material, Still a very strong runner as long as the opti-spark is kept dry. The Golen LT1 is fine, just more complicated than it needs to be and that optispark is not ideal for a 4x4. Remove your cap from your new Optispark. This article explains the core functions of the ECM. I have seen optisparks with a physical screw adjustment to change the base timing. Opti-spark cap and rotor replacement: $100-$150. 1993 Corvette 40th Anniversary edition. there are actually guys that modify the LT1 intake for use as an upgrade to their L98 Camaros and Vettes. This is a discussion on LT1 optispark upgrade HELP within the LT1 forums, part of the Vehicle Specific category; Just did my plugs and wires on my 95 Trans am about time 77800kms , question I have is I. Before disconnecting each wire, mark it so that you'll be able to reconnect it in the same place in the new distributor. If you do not, skip this step. Discover Optispark Harness on sale right here with the largest selection of Optispark Harness anywhere online. Not quite, I'm kicking around engine swap ideas for the Camaro again, and the biggest thing that kept me from getting one was the possible opti spark issues. Leave it to MSD to build an all-out performance distributor to replace the OEM GM LT1 Optispark! We machine an entire billet block of aluminum down into a precise housing that fits in pl. Its two main roles are to create a spark strong enough to ignite the air/fuel mixture for combustion and to control the timing of the spark plugs by opening and closing the ignition coil ground circuit. The ECM expects to see no voltage on the EST line during this condition. As Bart says, it does remove the high voltage from the optispark. I believe this will apply to the Camros and Firebirds that also came with the LT1. Remove all wires attached to the distributor. Notes: Performance Distributor -- Opti-Spark II; High Dielectric Strength Sealed Cap With Brass Contacts; With Pin Drive; Direct Plug And Play; O. The most common failure is misfiring. 3L engines, and some 6. Effective troubleshooting of the Opti-Spark ignition system requires a logical and systematic approach. Incidentally, the second design Opti-> > Spark sensor is sealed much better than the first design. On the phone and online. FANTA-Z , Mar 27, 2019. Contrary to what many people believe, most spark errors actually occur at low speeds, especially starting, not at high rpm. Then I started having issues with the high resolution decoder portion of the opti. We comply with the State of California's Proposition 65 Proposition 65 provides California consumers with information prior to purchase regarding their potential exposure to certain chemicals. How-To Diagnose The Optispark Distributor , Diagnosing a failed Optispark Distributor , Buick Know How: LT1 Optispark (ABITS) Distributor Operation and Diagnostics , 1994 CORVETTE OPTISPARK DISTRIBUTOR PROBLEMS , How To Test Opti Spark Remotely. How-To Replace An Optispark On A 1992 Corvette , GM LT1/LT4 5. You can see them on the new opti. Leave it to MSD to build an all-out performance distributor to replace the OEM GM LT1 Optispark! We machine an entire billet block of aluminum down into a precise housing that fits in pl. But wait - only those lucky souls living outside the salt belt should even bother with this because the E-bolts (reverse torx) that hold the cap on almost always strip out, requiring replacement of the entire distributor assembly. Find the best value deals for 93 Camaro and save today. spark from the coil and not the Opti. Pull the four driver side ignition wires off the Opti-Spark Distributor, and remove the wires from the car. Has tab for timing mark, although none of the factory balancers have a TDC mark. Maintenance had nothing to do with it. The ignition module of your vehicle is the heart of your entire ignition system. Re: Delteq Distributorless Ignition System Not Just for LT1\'s Anymore??? [ QUOTE ] I want to see one for a Gen III GM small block, that way I could run a Carb manifold with my TBI on it and not have to worry about making my own ignition system. I was thinking if the three bolt holes could be slotted to increase the ignition timing, rotating the whole optispark a few degrees. All of the problems and issues with the F-body have been addressed and overcome or solved: water in opti-spark, high oil temps, inadequate cooling, brake balance, weakness in front hubs, and chassis balance. I have a 1995 Corvette and is rarely driven. Can this be done relatively easy. driver 1995 corvette coupe, how to remove the console trim panel and remove the automatic climate control head will not start, engine rolls over fuel pump will not run when turning key to the on postion fuel pump will run when jumping the fuel pump relay and will start run. "Finally, from 1992 - 1994 the Optispark was what is known in the gearhead world as "unvented". '94 LT1 Never-ending problem Caprice Car Forums. Classic Industries offers a wide selection of 1997 Pontiac Firebird parts, including 1997 Pontiac Firebird interior parts and soft trim, 1997 Pontiac Firebird exterior sheet metal, 1997 Pontiac Firebird moldings, 1997 Pontiac Firebird emblems, 1997 Pontiac Firebird weatherstrip and unique accessories, to nearly every nut and bolt needed for installation. You don’t have to cut a hole in the floor, there is plenty of room, BUT you do have to cut about 4 or so inches out of the front part of the tranny crossmember mount NOT THE CROSSMEMBER!. Before disconnecting each wire, mark it so that you'll be able to reconnect it in the same place in the new distributor. Using a garden hose, flush into one heater hose allowing the water to come out the other. At this point, you should look at the old Optispark and make a mark of where the notch (spline) is. The Pontiac Firebird, which debuted in 1967, became a Hollywood sensation after ten years when it sported a black and gold appearance in the movie Smokey and the Bandit. If you have an Opti-Spark vent provision; drill a 5/16” hole in the location referenced on the diagram and insert the supplied grommet. It mounts under the fans on 93-97 f-body. I usually just number them 1-4 on both sides; I don't worry about which cylinder it really is. 0 with gt40 heads and intake, maybe an OTS cam. If the vehicle suddenly sputters and then resumes regular performance, there may be something wrong with the fuel pump. Intermittent stalling/starting problem. Iron attracts moisture, which in turn oxidizes the tin creating rust inside the distributor. if anyone is interested in those details, i can post them up. Gen III LS PCM Conversion Upgrades: Projects, Lessons and Strategies includes instructional photos, checklists, and step-by-step instructions on upgrading to the GM Gen III LS-Series PCM, ECM, Electronics, and POWERTRAIN CONTROL SYSTEMS. You also save by scrolling down to see the pictures of 93 Camaro on sale. Check the condition of the spark plugs by color. 1995 Impala SS - crank no start - poor throttle response (self. In order to understand the problems with the Opti-Spark Ignition, a brief description of the system is necessary. It still uses the stock PCM and optispark. engages in the development of social media applications for people to connect through mobile devices, personal computers, and other surfaces. This means that LS1 compatible ECUs can now be used on 24x equipped LT1 engines!. Started it up today and got a flashing "SYS" It would flask go off and the battery voltage would show. They're made of aluminum and have a natural finish, and must be used with 1995-97 timing covers. Part # 84811. Remove the 3 bolts that hold the Optispark in place. This complete kit includes the (3) necessary plates needed for the removal of your EGR system on the 93-97 LT1 engine. Check for intake leaks around the MAF and throttle body connections, tighten your plug and coil wires and use dielectric grease for better contact, maybe replace plugs and wires, but there's certainly a chance it's the the Optispark. If you do not, skip this step. We apologize for this inconvenience and encourage you to visit. '94 LT1 Never-ending problem Caprice Car Forums. The cap and rotor seem to give the most problems, the actually sensors seem to be ok for the most part. THe car ran better before I did the delteq system. Run a jumper wire from PAD3 to SPR4. Currently weighing going full Megasquirt (time consuming); however I'd prefer to just change the ignition to coilpacks and be done with the Optispark for good leaving the stock computer. Separating the two made it easier to install the Optispark distributor on the assembly line and out in the field. Installation is the reverse of removal. • Re-install the modified distributor, making sure the remaining reluctor is aligned with pole piece. GM technical service bulletin 87-65-27 offers a fix for Opti-Spark misfiring in the form of a distributor upgrade kit (P/N 10457293 for the earlier applications, and P/N 10457735 for the later ones). Heads and Cam Install Guide for a 1994 LT-1. Don’t waste your time hunting all over for parts for your Chevy Camaro. Replace Optispark. The availability is limited. Loosen the lower radiator hose clamp. Engine Cranks But Won't Start What’s causing the no-start? All engines require three things to start and run: spark, fuel, and compression. It may be necessary to remove the cooling fan. Sign Up for Email. ) Have someone crank the engine while you watch for spark. The toothed wheel and sensors on the crank is also part of the DIS ignition system. always built, never bought you can hate if you want to, but you're just wastin' your time!. DSM Performance Parts - Talon, Eclipse Super Store! becouse of the t shirt i bought for my wife from ya i got the go ahead to by a $5,000. I have seen optisparks with a physical screw adjustment to change the base timing. also the coil and ign module wires need to be lengthened about 3 feet. The outer ring is for spark timing, the inner is used in conjunction for fuel delivery. there are actually guys that modify the LT1 intake for use as an upgrade to their L98 Camaros and Vettes. 1992 Corvette Specifications - 1992 Corvette Spec Sheet TheVetteNet. Don’t waste your time hunting all over for parts for your Chevy Corvette. 22 Install the new Optispark. SOLD Delteq Opti-Spark Delete Ignition System LT1 For sale is a used but in great condition Delteq Opti-Direct Ignition System. removing them. Buy a $3 tube of premium black Permatex RTV, because it withstands the highest temps. A tachometer is used to indicate the revolutions per minute (RPM) being performed by a car engine. Remove cap and check condition. 7L V8 1994-1996 Cadillac Fleetwood 5. The information I received from a shop foreman and a gm tech said that those are the exact symptoms of the optispark shorting out due to moisture or age. The cam sensor will either a) mount on the blank opti cap, with the height of the cap determined by the length of the sensor chosen, OR find a flush mount sensor (like the Opti sensor, but not using optical pickup) and mount it to the Opti base where the original sensor was. With a distributorless ignition or an LT1 with an Optispark ignition, this can only be accomplished electrically, which complicates matters. If you find a code 36 with the engine is running poorly, the most probable cause is a failed Optispark. Using the supplied special tool and a 1/4" wrench, remove the four screws that hold the distributor cap to the engine Figure 6 Disconnect the Distributor Connector. Other than connecting to 12 volts to feed the coils and the EST wire, all connections are direct plug-in using OEM weatherproof connectors. Also new for 1992 was Acceleration Slip Regulation (ASR), a form of traction control which utilized the Corvette's brakes, spark retard, and throttle close-down to. With a little knowledge and some elbow grease, you can repair certain problems with the distributor cap on your car. Assembled with new connectors, terminals, and seals from Packard, and TXL grade wiring. Before changing the pump, I would go ahead and replace the radiator cap, top up the coolant and see if that was the problem. Remove one of the plug wires from a plug and hold it near grounded metal. OfferUp is the simplest way to buy and sell locally. Perfect for those who want to upgrade their fuel. Then remove the three bolts for the balancer (remove belt) and it should come off (a puller may be needed, or a small mallet may due). MSD Pro-Billet Distributor Plug with Cam Sync Chevrolet V8, PN 85141 Ford 289/302, PN 85221 Ford 351W, PN 85061; Ford 351C/460 PN 85211 This distributor plug is equipped with an adjustable Hall-Effect Cam Sync Sensor for fuel injected. ACCEL 59125 GM Opti-Spark II Distributor, GM V8 5. MechanicAdvice) submitted 4 years ago * by fugitiveprisoner Hey wondering if anyone here has any insight into what's going wrong with my LT1. Corvette Parts and Accessories at Corvette Specialty's Online Parts Catalog! Over 25000 Products, Ranging from Corvette Wheels, Corvette Seats, Exhaust, Performance, Interior and Exterior parts!. This allows flushing of the hoses and the core. We had about 5 of them go bad on the cars here at work. What the vacuum hoses do, is they pull the moisture out of the Optispark. Active Fuel Management Delete If you have a 2007-13 GM Pickup or SUV you may have the (AFM) Active Fuel Management System on your engine, sometimes called DOD (Displacement on Demand). The simple solution to getting the ignition system on par with the other high performance componentry is to add an MSD Capacitive Discharge box to my ignition system. Both were on my mind as I completed a tough recent assignment: picking up a ticket-red 1992 Chevrolet Corvette LT1 in. If pulling timing out of an engine doesn't suppress or eliminate knock, then most likely your problem is rooted in carbon deposits or a hot spot on the piston or combustion chamber.