FEATURES: Wide Application: 1181 Electronic Ignition Conversion Kit for 1957-1974 PerTronix 8-Cyl, Single Point, 12-Volt Fits for Most DELCO 8-Cyl Applicability: Fits for Delco 8 Cylinder; Fits for 1957-1959 1963-1974 AMC V8; Fits for 1957-1974 Buick V8; Fits for 1964-1974 Checker V8; Fits for 1958-1974 Chevy V8; Fits for 1956-1974 Cadillac V8; Fits for 1966-1974 Jeep 304 401 engine; Fits for 1956-1974 Pontiac V8; Fits for 1965-1966 Studebaker V8; Fits for 1960-1961 Studebaker Lark and Regal; Fits for Oldsmobile V8 Function: Delivers two of the voltage to the spark plugs, increasing horsepower, fuel economy, and spark plug life .
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