TSP's alternators are a great addition to your engine, whether it's for the great look or the reliable high-amperage output. This alternator produces 220 amps, which is a massive jump above stock. It is perfect for vehicles with a lot of accessories and equipment and is perfect for hot rod or muscle car applications. It can be wired with a one-wire or three-wire set-up. FITMENT: Fits CHEVROLET BIG BLOCK V8 GEN. II (MARK IV) 7.4 L / 454 in3 Fits CHEVROLET BIG BLOCK V8 GEN. V 7.4 L / 454 in3 Fits CHEVROLET SMALL BLOCK V8 GEN. I 5.0 L / 305 in3 5.7 L / 350 in3 Fits GM DIESEL V8 6.2 L / 379 in3 6.5 L / 395 in3 Fits GM INLINE 4 2.5 L / 151 in3 Fits GM INLINE 6 4.8 L / 292 in3 Fits GM V6 2.8 L / 173 in3 3.0 L / 181 in3 Fits OLDSMOBILE V8 5.0 L / 307 in3 NOTE: Commonly used in GM vehicles from 1985-1993 Alternators differ by application.