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1966 Corvette: Engineering Service Letter: RPO K-66 Wiring Diagram for Breakerless Ignition System

This Chevrolet Engineering Service Letter contains important information for all owners of 1966 Corvettes that are equipped with the RPO K-66 transistorized ignition system. Original 1966 Corvette shop manuals do not have this information. Subject:... Read More

1964 Corvette: Engineering Service Letter: Muncie Four Speed Transmission Design Change

The following letter below is an internal Chevrolet Engineering Center letter that was mean for Zora Arkus-Duntov's desk.  This letter notes that approximately 20,000 Muncie 4-speed transmissions of the first design were built prior to the... Read More

1967 Corvette: Engineering Service Letter: Disc Brake Shoe Organic Lining Wear

Subject:   Disc Brake Shoe Organic Lining Wear Model and Year:   1967 Passenger with RPO J52 Disc Brakes and Corvette with Base Disc Brakes (#752) (T.N.) Source:  Chevrolet Engineering Service Letter Bulletin No:   NA ... Read More

1965 Corvette: Engineering Service Letter: Engine Bucking and Faltering

Subject:   Engine Bucking and Faltering - (No 279 - T.I) - 396 CU. IN. 425 HP with the Holley Carburetor Model and Year:   1965 "B" Car and Corvette with RPO L-78 Source:  Chevrolet Engineering Service Letter Bulletin No: ... Read More