Details
The king of all big block crate engines is the Chevrolet Performance Parts 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.
Specifications
508 HP at 5200 RPM
580 ft/lbs TQ at 4200 RPM (Maximum Recommended RPM: 5800)
Compression Ratio: 9.6 to 1
Cast Iron 4-Bolt Main Block
1053 Forged Steel Crankshaft
Forged Aluminum Pistons
4340 Forged Steel Shot-Peened Connecting Rods with 7/16" Bolts
Aluminum 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 Arms
Aluminum Dual Plane Intake Manifold
Holley 870 cfm Carburetor
HEI Distributor and Spark Plug Wires
8" High-RPM Torsional Damper
Aluminum Water Pump
Lightweight Gear Reduction Starter
14" Flexplate
Hardware and Gaskets
6-quart oil pan
Windage tray