The Rat with 502 Horsepower and 567 ft/lbs of TorqueThe king of all big block crate engines is the ZZ502. It's as close as you'll get to a custom-built 502 at a crate engine price. With heavy-duty components, the ZZ502's power and durability are ensured.
502 HP @ 5200 RPM567 ft/lbs TQ @ 4200 RPM (Max Recommended RPM: 5800)Compression Ratio: 9.6:1Cast Iron 4-Bolt Main Block1053 Forged Steel CrankshaftForged Aluminum Pistons4340 Forged Steel Shot-Peened Connecting Rods with 7/16" BoltsAluminum Oval Port 110cc Cylinder Heads (2.25" Int/1.88" Exh valves)Hydraulic Roller Cam (Lift: .527" Int/.544" Exh, Duration @ .050": 224° Int/234° Exh)1.7 Ratio Rocker ArmsAluminum Dual Plane Intake ManifoldHolley 870 cfm CarburetorHEI Distributor and Spark Plug Wires8" High-RPM Torsional DamperAluminum Water PumpLightweight Gear Reduction Starter14" FlexplateHardware and Gaskets6-quart oil panWindage trayRecommended spark plug: Accel #111-114 or any spark plug with 14mm .750" reach, 13/16" hex, gasket seat, projected-tipWarranty Information
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