Crate Engine, GM, Chevrolet ZZ 502/502, Deluxe GM # 19433162

Chevrolet ZZ502/502 Deluxe 508 HP Crate Engine by Chevrolet Performance

Current 508-hp ZZ502/502 Deluxe pairs forged internals, aluminum heads and an 870-cfm carburetor.

Chevrolet Performance currently rates the ZZ502/502 Deluxe at 508 hp and 580 lb-ft of torque. The 502-cubic-inch Big Block uses a four-bolt cast-iron block, forged-steel crankshaft and rods, forged-aluminum pistons, hydraulic-roller camshaft and 110cc aluminum oval-port heads. The Deluxe package adds the dual-plane intake, 870-cfm carburetor, HEI distributor, starter and related dress components.

Additional Technical Specifications • Horsepower: 502 @ 5200 rpm • Torque: 567-ft/lbs. @ 4200 rpm • Max Recommended rpm: 5800 • Compression Ratio: 9.6:1 • Block: 10237292 cast-iron - 4-bolt main caps • Crankshaft: 10183723 forged steel • Connecting Rods: 10198922 forged steel shot peened, 7/16 bolts • Pistons: 12533507 forged aluminum • Piston rings: 12514293 • Camshaft: 12366543 hydraulic roller, lift .527"I, .544"E., duration @ .050" 224"I, 234"E • Timing Chain: 3891519 single roller • Cylinder Heads: 12363390 aluminum oval port 100cc combustion chambers • Intake Valves: 12366987 2.25" stainless steel • Exhaust Valves: 12366988 1.88" stainless steel • Valve Springs: 12462970 • Rocker Arms: 12368082 1.7:1 stamped steel • Intake Manifold: 12363407 aluminum Holley flange • Carburetor: 12366996 Holley flange • Distributor: 1101067 HEI • Starter: 9000852 gear reduction • Water Pump: 14058915 aluminum • Valve Lash: Zero • Spark Plugs: #4 Rapid fire gap .035 R43XLS gap .035 • Fuel: 92 octane • Ignition Timing: 8 BTDC @ 800 rpm 36 total @ 5000 rpm