Crate Engine, GM, Chevrolet ZZ6, Turnkey GM # 19433042

Chevrolet Performance ZZ6 Turn-Key 350ci Crate Engine Genuine GM®

405-hp turn-key ZZ6 adds the carburetor, ignition and front accessory drive to the proven 350ci core.

Genuine GM® Chevrolet Performance ZZ6 turn-key crate engine delivers 405 hp and 406 lb-ft from 350ci. Its four-bolt cast-iron block, forged-steel crankshaft, Fast Burn aluminum heads and hydraulic-roller cam form the same proven ZZ6 core. The turn-key package adds the 770-cfm carburetor, HEI ignition and front accessory drive for a substantially complete engine package.

Additional Technical Specifications • Engine Type: Chevy Small-Block • Displacement (cu in): 350 • Bore x Stroke (in.): 4.000 x 3.48 • Block (P/N 10243870): Cast-iron with 4-bolt mains • Crankshaft (P/N 12670965): Forged steel (shot peened) • Connecting Rods (P/N 10108688): Forged powder metal • Pistons (P/N 10159436): Hypereutectic aluminum • Intake Manifold (P/N 12496822): Single-plane aluminum • Carburetor (P/N 19170093): 770 cfm Holley • Camshaft (P/N 10185071): Steel hydraulic roller • Valve Lift (in): .474 intake/.510 exhaust • Camshaft Duration (@.050 in): 208° intake / 221° exhaust • Cylinder Heads (P/N 19300955): Fast Burn aluminum; 62cc chambers • Valve Size (inches): 2.000 intake / 1.550 exhaust • Compression Ratio: 9.72:1 nominal • Rocker Arms (P/N 19210724): Aluminum roller style • Rocker Arm Ratio: 1.5:1 • Recommended Fuel: Premium pump • Distributor (P/N 93440806): HEI • Ignition timing: 36º Total @ 4,000 rpm • Maximum Recommended RPM: 5,800 rpm • Flexplate (P/N 14088765): 12.750" • Balanced: External • INSTALLATION NOTES • Comes with 12.750" externally balanced 153-tooth automatic transmission flexplate. Requires externally balanced flywheel for manual transmission. • Requires fuel line from fuel pump to carburetor • Designed for pre-1976 street vehicles or any off-road vehicle • Some assembly and minor engine tuning required • Not intended for marine applications