Engine - Drivetrain

By John Hinckley, Corvette Enthusiast MagazineUsed here with permission.Copyright John Hinckley, Corvette Enthusiast MagazineIf you own a 1963-1982 Corvette, chances are you ask, “Why does my car run hot and overheat?” There are lots of... Read More

This service bulletin was issued in May 1979, but the concepts and techniques are applicable toward 1960's Corvette to early 1980's Corvettes. Subject:    Cooling System Restrictions - Symptoms and Diagnosis Model and Year:   All... Read More

Subject:    Heavy Duty Positraction Unit Model and Year:  1963 - 1970 Corvette Source:  Chevrolet Service News Page Number:   21 Date:  March 1970, Volume 42, Number 3 A special high performance... Read More

By John Hinckley, Corvette Enthusiast MagazineUsed here with permission.Copyright John Hinckley, Corvette Enthusiast MagazineMany of us really enjoy the sound (and performance) of solid lifters, but some folks don’t look forward to the... Read More

Model Year: 1956-1968Subject: Connecting Rod Bolt UsageSource: Chevrolet Service NewsDate: August, 1968A new connecting rod assembly incorporating a 7/16" diameter connecting rod bolt is being used in late built Corvette R.P.O. L-88 (427 cu. in., 430... Read More

The connecting rod bolt usage information below applies to all Corvettes from 1956 to 1968.  This information was not in earlier shop manuals. Subject:    Connecting Rod Bolt Usage Model and Year:   1956 - 1968 Corvette ... Read More

Subject:   Gasoline Additive for Preventing Exhaust Valve Recession Model and Year:   Pre-1971 Passenger Cars and Trucks, 1971-1978 Trucks over 6,000 Lbs. GVW, 1979-1986 Trucks Over 8,000 Lbs. GVW Source:  Chevrolet Dealer... Read More