Description

Chevy 350 Vortec heavy-duty replacement engine will provide the OE horsepower and torque specifications while adding high-quality durable internals for long-term reliability. New harmonic balancer, oil pan, timing cover, and valve covers come pre-installed allowing less labor time swapping parts around. This engine features precision machine work and final cylinder honing all on computer-controlled machinery. Long Block Includes Short Block Camshaft Timing Set Cylinder Heads Valve Covers Timing Cover Oil Pan Oil Pump & Pickup Tube

• Specifications

  • 1-piece rear main seal
  • 4-bolt main
  • Balance: External rear, internal front
  • Bore: 4.000 in.
  • Cam Duration @ .050 in.: Intake 191 / Exhaust 196
  • Cam Lift: Intake 0.414 in. / Exhaust 0.428 in.
  • Camshaft: Hydraulic roller
  • Cast iron
  • Combustion Chamber: 64 cc
  • Compression Ratio: 9.4: 1
  • Crankshaft: Forged 1053 steel
  • Cylinder Head Information:
  • Cylinder Heads: Vortec cast iron
  • Deck height: 9.025 in.
  • Dipstick provisions on both driver and passenger side
  • Displacement: 350 ci, 5.7L
  • Intake Runner: 165 cc
  • Mechanical fuel pump capable (no eccentric on camshaft)
  • Oil Pan: Black 4 quart
  • Oil Pump: Melling stock pressure and volume
  • Pistons: Hypereutectic with graphite coating
  • Power Rating: 255 HP - 330 ft.-lbs.
  • Rings: Mahle Clevite
  • Rocker Arms: Stamped steel 1.5
  • Rods: Powdered metal 5.7 in.
  • Stroke: 3.480 in.
  • Timing Chain: Single-row roller chain
  • Valve Seats: Alloy insert
  • Valve Size: 1.940 in. Intake / 1.500 in. Exhaust