What are the product specifications of HP33?

Product Description: ATK Engines; High Performance Crate Engine; HP33; Stage 1 Base GM Vortec Stroker V8 383/380HP/460TQ

Specifications:

  • HP: 380
  • Torque: 460
  • Engine type: Chevrolet small block V8
  • Displacement: 383 ci
  • Block: 4 bolt main/roller
  • Crankshaft: Scat nodular steel 1 piece seal
  • Bore/Stroke: 4.040 x 3.750
  • Rods: Scat 4340 I-beam
  • Pistons: Hypereutectic
  • Rings: Moly
  • Camshaft type: HYD rollerCamshaft lift:.495 intake x .500 exhaust
  • Camshaft duration @ .50: 220 intake x 224 exhaust
  • Cylinder heads: Dart cast iron Vortec
  • Chamber size: 64 cc
  • Valve size: 2.02 in x 1.60 ex
  • Intake runner volume: OE
  • Compression ratio: 9.5:1
  • 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.

HP33