What are the product specifications of HP31?

Product Description: ATK Engines; High Performance Crate Engine; HP31; Stage 1 Base GM V8 350/292HP/370TQ TBI

Specifications:

  • HP: 292
  • Torque: 370
  • Engine Type: Chevrolet small block Displacement: 350 ci
  • Block: 4 bolt main
  • Crankshaft: OE 1 piece seal
  • Bore/Stroke: 4.040 x 3.480</li>
  • Rods: Powder metal
  • Pistons: Hypereutectic
  • Rings: Moly
  • Camshaft type: HYD roller
  • Camshaft lift: .435 intake x ..462 exhaust
  • Camshaft duration @ .50: 198 intake x  210 exhaust
  • Cylinder heads: OE cast iron TBI
  • Chamber size: 67 cc
  • Valve size: 1.94 intake x 1.50 exhaust
  • Intake runner volume: OE
  • Compression ratio: 9.6:1
  • Rocker arms: 1.5:1 stamped steel
  • Recommended  fuel: 92 octane
  • Ignition timing: 36 degrees total advance
  • Max RPM: 5,800
  • Dyno proven: Yes

Notes: 

  • Not for use in pollution controlled vehicles. Computer controlled vehicles may need updated chips or other modifications.
  • Special order, must be prepaid. Non-returnable. Non-refundable.
  • Price includes $510.00 core charge.
  • Shipped anywhere in the Continental United States for $175.00.
  • 2 Year / Unlimited Mileage Warranty.

HP31