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Chevrolet Performance ZZ502ci/502HP Base Engine


Chevrolet Performance
Chevrolet Performance ZZ502ci/502HP Base Engine

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The components of Chevrolet Performance's ZZ502 engine work together to deliver 502 horsepower at 5200 RPM and 567 ft/lbs torque at 4200 RPM. Choose between a short or long block. The short block allows the flexibility of building your own high-performance big block, and the long block provides the convenience of a preassembled engine.

Specifications
  • Cast Iron Block with 4-Bolt Main Caps
  • 4.47" Bore x 4.00" Stroke
  • Forged Steel Crankshaft
  • Forged Aluminum Pistons
  • Forged Steel Connecting Rods
  • Compression Ratio: 9.6 to 1
  • Hydraulic Roller Camshaft
  • Camshaft Lift: .527" Intake, .544" Exhaust
  • Camshaft Duration at .050": 224° Intake, 234° Exhaust
  • Aluminum Cylinder Heads (Oval Port, 110cc Chambers)
  • Valve Size: 2.25" Intake, 1.88" Exhaust
  • Stamped Steel Rocker Arms (1.7 to 1 Ratio)
  • Ignition Timing: 8° BTDC (30° Total)
  • Maximum Recommended RPM: 5800
  • Recommended Fuel: 92 Octane
  • External Balance

    Technical Notes
  • The ZZ502 is not for marine applications.
  • For long blocks and partial engines with steel camshafts, a distributor with a melonized steel gear must be used or engine damage will occur. Distributor #809-93440806 is recommended.

    GM Warranty


  • 2 Products
    ZZ502 Base Engine

    809-12371204
    ZZ502 Base Engine
  • Short Block
  • $7,352.99
    Order Today Ships 12/05/14

    809-12496963
    ZZ502 Base Engine
  • Long Block
  • $7,746.99
    Order Today Ships 11/28/14

    2 Products