• Chevrolet Performance Parts ZZ502/502 Deluxe Big Block Crate Engine
• High-flow aluminum oval-port cylinder heads
• 2.25/1.88-inch valves and a hydraulic roller camshaft designed to support low-rpm torque production
• Topping 500 lb.-ft. mark by approximately 2,500 rpm
• Proven performance suitable for the street or strip

ZZ502-502 Deluxe Tech Specs

Part Number: 19331579
Displacement (cu. in.): 502
Bore x Stroke (in.): 4.470 x 4.000
Block: Cast-iron with four-bolt main caps
Crankshaft: Forged steel
Connecting Rods: Forged steel, shot peened
Pistons: Forged aluminum
Camshaft Type: Hydraulic roller
Camshaft Lift (in.): .527 intake / .544 exhaust
Camshaft Duration (@.050 in.): 224° intake / 234° exhaust
Cylinder Heads: Aluminum oval port; 110-cc chambers
Valve Size (in.): 2.250 intake / 1.880 exhaust; stainless steel
Compression Ratio: 9.6:1
Rocker Arms: Stamped steel
Rocker Arm Ratio: 1.7:1
Distributor: HEI type
Carburetor: 870-cfm
Water Pump: Aluminum, short-style
Spark Plugs and Wires: Included
Starter: Included
Flexplate: 14″
Recommended Fuel: Premium Pump
Ignition Timing: 32° Total @ 4,000 rpm
Maximum Recommended rpm: 5800
Balanced: External