Convertible owners know the joy of the open road. It is almost a magical experience with the wind whipping around. It was a big disappointment when GM dropped the convertible option from their lineup in 1976. Fortunately, a convertible option for the Corvette returned in 1986. By then, significant strides had been made in convertible […]
Category: C4 (1984-1996)
C4-C6 Corvette Tire Fitment Guide
For your convenience, below are the published OEM front and rear tire sizes and speed ratings for every Corvette produced between 1984 and 2013.
Weatherstrip 101 for C4 Corvettes
Story by Chris McDonald, Auto Enthusiast Magazine, November 2011 (Reprinted with Permission) There are many reasons why you would consider changing the weatherstripping on your C4. Over time, the rubber breaks down, hardens and cracks, leaving an unpleasant appearance, poor seal, wind noise, and the dreaded drip. If you own a C4 and actually drive […]
C4 Corvette Cutaway Car Parts Gallery
When the fourth generation Corvette was introduced in 1984, many innovative build techniques were implemented. Early Corvette amenities were becoming standard equipment while new options filled every available inch of dash space. The 1984-1989 C4 dash had more modules and controllers to integrate behind an already tight dash area. 1990-1996 Corvettes added more modules along […]
1963-2004 Corvette Wheel Alignment Specs
Information courtesy of Vette Brakes and Products. Buying new wheels? Also check out our wheel offset calculator.
Corvette Central Announces Acquisition of ADI-Chromeco
Corvette Central is pleased to announce their acquisition of ADI-Chromeco, the world’s foremost supplier of high quality show chrome engine and accessory parts for 1963-current Corvettes.
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 […]
Corvette Central “no drone” dual outlet mufflers for 1984-1990 Corvettes.
Corvette Central is pleased to introduce our exclusive correct sounding dual outlet mufflers for the 1984-1990 Corvette. These are manufactured and welded in USA by Corvette Central (cases are manufactured in Canada). On the original 1984-1990 dual-outlet muffler, the inner outlet tube is for appearance only, and is blocked off. With our design, the outer […]
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 […]