Why It Matters
A three-speed manual was standard; M20, M21, M22, and M40 Turbo Hydra-Matic were regular options. Case, stamp, date, ratio, shifter, linkage, drivetrain compatibility, and paperwork must agree for individual-car claims.
Also Known As
1968 Corvette three-speed1968 Corvette M201968 Corvette M211968 Corvette M221968 Corvette Turbo Hydra-Matic