Overview:The B&M® Shift Improver Kit™ for 1970-1982 Ford, Lincoln, Mercury C4 automatic transmissions recalibrates your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit the easiest way to get the stout performance you've always wanted out of your automatic transmission - and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It's our least expensive and simplest to install kit. All you need are some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions! STAGE 1. HEAVY DUTY Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for off-road, towing and daily driver performance cars. STAGE 2 is our Street/Strip set-up and provides firm positive shifts for high performance street use or for competitive events. This level is for the enthusiast who wants the hardest, quickest possible shifts.Features: Perfect for Off-Road, Towing or Street/Strip Use Eliminates Soft and Sluggish Shift Eliminates Shift Overlap Provides Crisp Shifts Easy Installation Application: Year Make Model Submodel Engine Size 1974 - 1977 Ford Bronco 1969 - 1980 Ford LTD 1975 Ford Courier 1968 - 1977 Ford Custom 500 1970 - 1977 Ford E-100 Econoline 1975 - 1977 Ford E-100 Econoline Club Wagon 1976 - 1977 Ford E-150 Econoline 1976 - 1977 Ford E-150 Econoline Club Wagon 1975 - 1976 Ford Elite 1970 - 1981 Ford F-100 1977 - 1978 Ford F-150 1970 - 1977 Ford F-250 1970 - 1977 Ford F-350 1978 - 1980 Ford Fairmont 1981 Ford Fairmont Base 1969 - 1970 Ford Fairlane 1970 Ford Falcon 1970 - 1974 Ford Galaxie 500 1972 Ford Gran Torino Squire 1973 - 1976 Ford Gran Torino 1970 - 1977 Ford Maverick 1970 - 1981 Ford Mustang 1974 - 1978 Ford Mustang II 1970 - 1974 Ford P-350 1971 - 1980 Ford Pinto 1969 - 1971 Ford Ranchero Base 1970 - 1979 Ford Ranchero 1971 Ford Ranchero GT 1971 Ford Ranchero 500 1971 Ford Ranchero Squire 1971 - 1981 Ford Thunderbird 1970 - 1976 Ford Torino 1971 - 1981 Mercury Capri 1971 - 1977 Mercury Comet 1970 - 1981 Mercury Cougar 1970 - 1971 Mercury Cyclone 1971 - 1980 Mercury Marquis 1974 Mercury Marquis Base 1970 - 1976 Mercury Montego 1972 - 1974 Mercury Monterey Base 1968 - 1972 Ford Custom 1981 Ford Fairmont Futura 1975 - 1981 Ford Granada 1977 - 1979 Ford LTD II 1980 Ford Thunderbird Base 1980 Ford Thunderbird Silver Anniversary 1980 Ford Thunderbird Town Landau 1977 - 1980 Lincoln Versailles 1975 - 1980 Mercury Bobcat 1980 Mercury Grand Marquis 1975 - 1980 Mercury Monarch 1978 - 1981 Mercury Zephyr 1970 - 1972 Ford Bronco Base 1973 Ford Bronco Wagon 1970 - 1974 Ford E-200 Econoline 1970 - 1974 Ford E-300 Econoline Specs: Automotive Item Grade High Performance Brand B&M California Proposition 65 Chemical Name Cadmium and cadmium compounds California Proposition 65 Required Yes Emission Code 5 Gasket Included Yes Instructions Included Yes Product Type Automatic Transmission Valve Body Kit Warning California Proposition 65