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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.-ft. of torque.
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!
27 maj 2014 · Dyno a GM Performance Parts ZZ383 crate engine and subject it to a complete Vortech Gen II blow-through supercharger system. We even swap in a blower-specific camshaft and watch the numbers...
Big-Torque Small Block 383 Stroker! Chevrolet Performance's big-torque SP383 is more powerful than ever. Chevrolet added their revised cylinder heads that incorporate a new, high-rpm valvetrain to help the SP383 produce 435 horsepower and 445 lb.-ft of torque.
14 kwi 2014 · Our starting point is this clean ZZ383 GM Performance Parts 383-inch short block. It came with a forged 3.80-inch stroke crank, heavy-duty steel rods, and hypereutectic aluminum pistons....
Get the Best Performance with Chevrolet Performance Parts ZZ383 Engine 450 HP 19301295 parts at JEGS. Shop Now at the Guaranteed Lowest Price!
Please contact us to confirm correct vehicle fitment and usage. This is the same short block that GM uses for the 383/340 hp and the 383/425 hp Crate Engines. Specifications: Displacement: 383 CID. Bore x Stroke: 4.00” x 3.80”. Compression Ratio: 9.1:1 with 64cc heads, 9.6:1 with 62cc.
