Chevrolet 383 CID/475HP

Chevrolet 383 CID/475HP

PN: 383475 

Chevrolet 383 CID/475HP

Chevrolet 383 CID/475HP

Serious horsepower from a Chevy small block. Fully balanced, ARP fasteners, with balancer & flywheel, 2.055”/1.6” stainless steel valves. This engine is ready to go. Dyno-tested with dual plane intake manifold, 850 cfm carb., 35 total timing, Vacuum 10”@900 RPM, 8.5”@ 700RPM. Slightly lopey idle. 1” 4-hole spacer. internal balance. Must use metonized steel distributor gear, not legal for sale on pollution controlled vehicles, boats or equipment.

 

Engine Details »

  • Horsepower: 475 hp
  • Torque: 475
  • Balanced: Dynamically
  • Bore x Stroke: 4.03” x 3.75”
  • Compression Ratio: 10.3:1
  • Recommended Fuel: 92 Octane
  • Maximum Rec. RPM: 5800
  • Block: 4 Bolt Iron
  • Crankshaft: Nodular Iron
  • Pistons: Hyper-eutectic Coated Skirt
  • Connecting Rods: Forged I Beam Steel
  • Rockers: Full Roller 1.6:1
  • Camshaft: Hyd Roller
  • Lift intake/exhaust: .543"/.545" Dur.@ .050” int/exh: 234 / 240
  • Cylinder Heads: Aluminum Hand Worked
  • Manifold: Air Flow Dual Plane
  • Warranty: 1 Year