Zz383 crate engine. The experts at Speedway Motors have carefully curated a selection of the best Crate Engines for 383 Chevy Small Block - delivered quickly, efficiently and without any hassles. Jumpstart Your Next Project! For the ultimate GM Performance Parts small-block crate engine, choose the ZZ383—a combination of Fast Burn aluminum performance heads and a 383" stroker small-block that can add up to 425 horsepower and 449 lb. The ZZ383 engine incorporates modern technology in a package that can be installed in applications where 265-400ci small block Chevrolet V-8’s were originally used. ZZ383 / 425HP GM Performance Parts Base Crate Engine The ZZ383/425HP offers big block power from a small-block engine! Its combination of Fast Burn aluminum performance cylinder heads and a 383 cid stroker small block adds up to 425 horsepower and 449-lb/ft of torque! This Eddies Performance 383 Stroker Engine boasts 450 HP and includes a holley carburator and Dart Performance Aluminum Heads. Engine Assembly, Stage 1 Crate Engine, Long Block, 1-Piece Main Seal, Chevy, Small Block, 383, Each. The new, lightweight aluminum cylinder head casting is based on the proven Fast Burn design. This is a custom order part. This engine does not include alternator or headers. -ft. . You can order this part by Contacting Us. of torque. All engines come with new starter and flex plate (For Auto Trans) Additional $150 for manual transmissions. -ft of torque. This complete engine is assembled using brand new, premium quality components. Chevrolet added their revised cylinder heads that incorporate a new, high-rpm valvetrain to help the SP383 produce 435 horsepower and 445 lb. dypjjh dag orde jvnu rydyke kseaqv iskoetg wkrt tgmqav lomhd