Chevy LS6 5.7L Base + Camaro/Firebird oil pan kit

The GMP LS6 service engine is a long block assembly meant for those who already have the LS6 accessories to transfer over. You use your intake manifold, throttle body, balancer, flexplate, exhaust manifolds or electronics. It ships with the Corvette oil pan installed, but includes a Camaro/Firebird oil pan.

It's all LS6 engine inside so rest assured, you're getting the reliability and power of the LS6 in a convenient package.

Possible Applications

  • The perfect replacement engine for your GM

*Applications have not been validated. They are merely suggestions of how you might enjoy your GM Performance Parts crate engine. Some applications may affect engine warranty. See specific warranty information. Some applications may not be emission legal; check state and local ordinances.

Part Number: 17801268
Engine type: LS Series small-block V-8
Displacement (cu in): 346 (5.7L)
Bore x stroke (in): 3.90 x 3.62 (99 x 92 mm)
Block (P/N 12561166): Cast aluminum with 6-bolt, crossbolted main caps
Crankshaft (P/N 12583565): Nodular iron
Connecting rods (P/N 12577583): Powered metal steel
Pistons (P/N 88984245): Hypereutectic aluminum
Camshaft type (P/N 12565308): Hydraulic roller
Camshaft lift (in): .525 intake / .525 exhaust
Camshaft duration (@.050 in): 204'c1 intake / 211'c1 exhaust
Cylinder heads (P/N 12564825): Aluminum, symmetrical port
Valve size (in): 2.00 intake / 1.55 exhaust
Compression ratio: 10.5:1
Rocker arms: Investment cast, roller trunnion
Rocker arm ratio (P/N 10214664): 1.7:1
Recommended fuel: 92 octane
Maximum rpm: 6500
Reluctor wheel: 24X

LS6 5.7 liter base engine image

Part #:12498399

ls6 5.7 liter base dyno image