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GMP-12530283 - 5.7L (L31-R) 1996-2000 Chevy/GMC Full Size Trucks 3/4 ton & up.

This product may require vehicle validation(s) for proper fitment. Please contact us to confirm correct vehicle fitment and usage.

Pricing: $1,909.88

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Another Great deal in Vortec engines!

For 3/4 & 1 ton trucks with the heavy duty option

This engine consists of:

  • 1986-2000 style block, 1pc rear seal 4 bolt mains -(No mechanical Fuel Pump Provision)
  • Nodular Iron Crankshaft
  • Powdered Metal Connecting Rods
  • Hypereutectic Pistons
  • 9.4:1 Compression Ratio
  • Roller Camshaft-
  • Specs-
    • Intake Lift- .414"
    • Exhaust Lift-.428"
    • Intake Duration @.050"- 191
    • Exhaust Duration @ .050-196
    • Lobe Centerline-111
  • Vortec Cylinder Heads- 64cc,1.94" intake,1.50" exhaust

Includes: Oil Pan, Timing Cover,Valve Covers and Harmonic Balancer

RPO - L31
1996 - 2002 Chevrolet Express (G2,3)
1996 - 2002 GMC Savana (G2,3)
1996 - 2000 Chevrolet Pickup (CK2,3)
1996 - 2000 GMC Pickup (CK2,3)
1996 - 2000 GMC Suburban (CK2,3)
1996 - 1999 Chevrolet Chassis (P3)
1996 - 1999 GMC Chassis (P3)

Notes: 4 Bolt mains. Service engine block contains english threads, when used for 2001 vehicles and newer, must also use 2000 model year starter/ transmission/ engine mounting bolts

General Motors limited 3 year / 100,000 parts & labor warranty. Click on Document tab above for full details.

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Engine Break In Oil Package
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Application List


Customer Reviews

Comment Total Reviews (1)

new engine
  • Currently 5/5 Stars

Reviewed by: mike08/05/2013 12:40AM

Product ownership: Less than 1 month

Purchased from: Pace Performance

great motor from mexico runs great bolted right up no problems except a couple of sensors. my first motor removal& replacement so I went slow and carefull and researched everything over the internet, it made it really easy I would recommend this motor to everyone.

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