Chevrolet Performance GM Replacement Small Block Chevy Crate Engine [1996-2002 L31 HD Vortec 350 ci/5.7L V8]
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1996-2002 Truck Vortec Engines
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.
3 Year/100,000 Mile GM Warranty
Chevy Crate Engine Break-In Guide
Engine Specifications
Power Rating:
- Horsepower: 255 HP
- Torque: 330 ft.-lbs.
Block Information:
- Displacement: 350 ci, 5.7L
- Cast iron
- 4-bolt main
- 1-piece rear main seal
- 9.025 in. deck height
- 4.000 in. bore
- Dipstick provisions on both driver and passenger side
- Mechanical fuel pump capable (no eccentric on camshaft)
Rotating Assembly:
- Stroke: 3.480 in.
- Crankshaft: Forged 1053 steel
- Balance: External rear, internal front
- Rods: Powdered metal 5.7 in.
- Compression Ratio: 9.4:1
- Pistons: Hypereutectic with graphite coating
- Rings: Mahle Clevite
Camshaft Specs:
- Camshaft: Hydraulic roller
- Cam Duration @ .050 in.: Intake 191 / Exhaust 196
- Cam Lift: Intake 0.414 in. / Exhaust 0.428 in.
- Timing Chain: Single-row roller chain
Cylinder Head Information:
- Cylinder Heads: Vortec cast iron
- Combustion Chamber: 64 cc
- Intake Runner: 165 cc
- Valve Size: 1.940 in. Intake / 1.500 in. Exhaust
- Rocker Arms: Stamped steel 1.5
- Valve Seats: Alloy insert
Oil Pan Information:
- Oil Pan: Black 4 quart
- Oil Pump: Melling stock pressure and volume
Long Block Includes
- Short Block
- Camshaft
- Timing Set
- Cylinder Heads
- Valve Covers
- Timing Cover
- Oil Pan
- Oil Pump & Pickup Tube
19432779 supersedes 12691672
Specifications:
I have a 1993 GMC K2500 with a 350 engine. will this engine work as a replacement?
1983 chev c20 had 305 now has 79 350 vetted will your engine bolt up to bell housing push 700R4
Will a 1990 tb intake bolt to these heads and if I went with this motor would I have to do anything toy stock computer?
Why will this not fit a 1990 GMC pickup.
Will this engine fit my 1996 Chevy Tahoe 4x4
Will this fit a 97 Chevy suburban 5.7L
hi, summit states this engine has a cast iron crank shaft jegs states a forged steel crankshaft. what is it? thanks ,jerry
Will this motor fit in my 99 Chevrolet Tahoe 5.7 L 4 x 4
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Electrical Cords
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