TransGo Reprogramming Kit for TH350 (1969-1981) - 350-1&2 This kit is intended for professional mechanics only and is not suitable for do-it-yourselfers. Designed to enhance shift performance and durability, it improves oil flow to areas prone to warp and wear while eliminating cross leaks that often lead to friction failure. This kit is specifically for the General Motors THM 350 non-lockup transmission. Note that there are three similar-looking transmissions, so proper identification is essential before installation. Features: Automatic shift for street or full race Holds 1st and 2nd gears to any RPM Backshift to 2nd and 1st gears at any RPM Ideal for Tow&Go™ or competition use Transmissions: TH350 (MV4,M38) 1969-1981 Vehicle BUICKApollo 1973-1980 3 SP Regal 1969-1981 3 SP Riviera 1977 3 SP Skyhawk 1974-1980 3 SP Skylark 1969-1979 3 SP Special 1969-1972 3 SP CHEVROLETCaprice 1974-1980 3 SP CK Blazer 1969-1982 3 SP Impala 1974-1981 3 SP Monza 1978-1980 3 SP Nova 1968-1979 3 SP Vega 1972-1973 3 SP GMCCaballero 1978-1980 3 SP Jimmy, Van 1970-1979 3 SP OLDSMOBILE98 1977-1982 3 SP Cutlass 1973-1983 3 SP Omega 1973-1979 3 SP Starfire 1975-1980 3 SP PONTIACBonneville 1974-1983 3 SP Catalina 1974-1980 3 SP Firebird 1969-1981 3 SP Grand Prix 1976-1983 3 SP LeMans 1972-1981 3 SP Phoenix 1977-1979 3 SP Tempest 1969-1971 3 SP Ventura 1971-1977 3 SP Alternate Words: Automatic Transmission, Reprogramming, Improvement , Correction, Shift , Valve Body Rebuild Kit