ZZ502/502 BASE | DEGROOTE HILL CHEVROLET BUICK GMC - Chevrolet Performance Crate Engines
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ZZ502/502 BASE

508 HP @5200 RPM
580 LB-FT TORQUE

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Description

ZZ502/502 BASE Tech Specs

  • Part Number: 19331576
  • Engine Type: Chevy Big-Block V-8
  • Displacement (cu. in.): 502
  • Bore x Stroke (in.): 4.470 x 4.000
  • Block (P/N 19170540): Cast-iron with four-bolt main caps
  • Crankshaft (P/N 10183723): Forged steel
  • Connecting Rods (P/N 19170198): 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; 110-cc chambers
  • Valve Size (in.): 2.250 intake / 1.880 exhaust; stainless steel
  • Compression Ratio: 9.6:1
  • Rocker Arms (P/N 12368082): Stamped steel
  • Rocker Arm Ratio: 1.7:1
  • Recommended Fuel: Premium pump
  • Ignition Timing: 32° total @ 4,000
  • Maximum Recommended rpm: 5800
  • Balanced: External