Page 108 of GM Performance Parts 2006 Catalog by GM Parts Direct

WHATS HOT? 502 cubic inches 502 horsepower! 567 lb.-ft. of torque! CRATE ENGINES BIG-BLOCK The ultimate crate engine kit for a 502" big-block. For those of you who want your ZZ502/502 already assembled, GM Performance Parts has just what you need. The ZZ502/502 Deluxe crate engine includes the entire engine, from carb to oil pan, and comes completely assembled from the factory. It includes a Holley 850-cfm four-barrel carburetor, dual-plane intake manifold CNC-port matched to the oval-port heads, starter, distributor, plug wires, and water pump. The ZZ502/502 Deluxe crate engine offers you a GM Performance Parts-tested and validated 502 horsepower/567 lb.-ft. of torque combination with a 12-month warranty. The ZZ502/502 comes with our aluminum oval-port, big-valve street heads that flow enough air to satisfy the demands of the hungry 4.47" bores and 4.00" stroke crankshaft. To ensure a long and productive life, this performance big-block is based on a Gen VI block with four-bolt mains, a forged steel crank, forged steel rods, and forged aluminum 9.6:1 pistons. 12496962 ZZ502/502 Deluxe 106 GM Performance Parts does not utilize any used or remanufactured parts in this crate engine. GM Performance Parts crate engines include a twelve-month, 12,000-mile warranty. W ZZ502/502 DELUXE KIT TECH SPECS: Part Number: 12496962 Displacement (cu in): 502 Bore x stroke (in): 4.47 x 4.00 Block (P/N 10237292): Cast iron with 4-bolt main caps Crankshaft (P/N 10183723): Forged steel Connecting rods (P/N 10198922): Forged steel, shot peened Pistons (P/N 12533507): Forged aluminum Camshaft type (P/N 12366543): Hydraulic roller Camshaft lift (in): .527 intake .544 exhaust Camshaft duration (@.050 in): 224 intake 234 exhaust Cylinder heads (P/N 12363390): Aluminum oval port; 110cc chambers Valve size (in): 2.25 intake 1.88 exhaust; stain less steel Compression ratio: 9.6:1 Rocker arms (P/N 12368082): Stamped steel Rocker arm ratio: 1.7:1 Distributor (P/N 93440806): HEI type Carburetor (P/N 12366996): 850 cfm Water pump (P/N 14058915): Aluminum, short-style Spark plugs wires: Included Starter (P/N 9000852): Included Flexplate (P/N 10185034): 14" Recommended fuel: 92 octane Ignition timing: 8 BTDC 800 rpm; 36 total 5000 rpm Maximum rpm: 5800 NOTE: Distributor with melonized steel gear MUST be used with long blocks and partial engines with steel camshafts, or engine damage will occur. GMPP distributor P/N 93440806 is recommended.

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