Depending on the driving style of the owner, manual transmission clutches can be subjected to a lot of abuse. An owner can wear the disc linings out in just a few days or even within hours. How quickly the clutch pedal is released determines how long the clutch disc will last. Those with a tendency […]
Category: Tech Tips
Fuel Injectors Size Selection Guide
For your reference, use the above instructions to calculate fuel injectors size for your Corvette based on target peak horsepower. Instructions courtesy of Precision-Flow. C4, C5, C6 Corvette Factory Fuel Injector Sizes 1982, 1984: 67/68 lb/hr 1985: 24 lb/hr at 43.5 psi or 22.5 lb/hr at the factory 36-37 psi 1986-1993: 22 lb/hr at 43.5 […]
1984-1996 Corvette Cooling Fan Control Modifications
By Chris Petris Illustration by Chris Petris A common question asked among C4 Corvette owners is “why does my engine run so hot? The cooling fans do not come on until the coolant temperature is way too hot”. Federal regulations required high operating temperatures to keep idle emissions at their designated levels. The oxygen sensor […]
1953-60 Corvette Grille Assembly
Please read the entire instruction sheet before attempting assembly, as we will not accept returns or warrant bars scratched by improper assembly techniques. First, unwrap all parts and inspect them. Check to make sure you have all the parts listed. If you run into a problem please call product assistance (800-345-4122).
C4 Diagnostic Trouble Codes
Codes, Codes, Codes… Have you noticed “SYS” intermittently showing up in your 1990-1996 Corvette’s speedometer display? This means there is a trouble code stored in one of the on-board control modules. When the 1990 Corvette debuted, GM introduced ECM (Engine Control Module) and CCM (Central Control Module) trouble codes. In addition, ABS/ASR (Anti-lock Brake System/Acceleration […]
1956-1962 Windshield Wiper Transmissions
There’s an old saying: “You never miss the water until the well runs dry.” This is true. In a manner of speaking the windshield wipers on a car are the same. That is, you never think about them until you need them, and if they won’t work, you usually don’t have time for a […]
Corvette C2 & C3 Steering Play Concerns
Does your 1963-1982 Corvette keep you on your toes when cruising on the highway? Are you constantly moving the steering wheel back and forth to maintain a straight line? Maybe you need to move the steering wheel a couple of inches in each direction before the steering linkage catches up. The culprit may be t […]
Corvette C6 Battery Concerns
The C6 Corvette is a true World Class performance car with excellent “daily driver” attributes. Everywhere you look on the C6, an electronic device is operating, something we had to either manually perform or think about previously. All of these electronic gadgets require stable voltage for long life. The days of removing the battery cable […]
Corvette Exhaust: From Headers to Mufflers
Corvette owners are fortunate to have plentiful options when it comes to choosing an exhaust system. From headers to mufflers, you can be confident that your goals of optimal performance or mesmerizing sound can be reached. Our product assistance reps field many questions on the exhaust systems we sell. Based on these questions, we’ve compiled […]
1963-64 Disc Brake Upgrade Hood Clearance Solution
For a lot of our 1963-64 Corvette customers, upgrading to 4-wheel disc brakes (our kit for 1963 here, 1964-65 here) is a no-hassle solution for improved braking performance. However, we’ve received information from some customers who have installed our kit on their Corvettes stating that there may be interference between the 9″ power booster and […]