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GM Small Block Engines - 2007 Crate Motor Buyers Guide

Gm Small Block Engines

7.0L 427 LS7 CRATE ENGINE
COMPANY: Lingenfelter Performance Engineering
BLOCK: LS7, aluminum
DISPLACEMENT: 427ci (7.0L)
COMPRESSION RATIO: not specified
CRANKSHAFT: 4.000-inch, Callies, 4340 forged steel
RODS: 6.125-inch, Manley, 4340 forged steel, H-beam
PISTONS: 4.125-inch, JE, forged
RINGS: Total Seal; 1.5, 1.5, 3.0mm
ROD BEARINGS: Speed-Pro
MAIN BEARINGS: Speed-Pro
CAM BEARINGS: not specified
BOLTS: not specified
HEADS: GM L92, aluminum
HEAD GASKETS: not specified
CAM: Lingenfelter, custom grind
LIFTERS: GM
PUSHRODS: COMP Cams HD
ROCKER ARMS: GM
VALVESPRINGS: dual
INTAKE MANIFOLD: L76
THROTTLE BODY: L76
FUEL INJECTORS: L76
MAF: no
WIRING HARNESS: no
PCM: no
CORE CHARGES: no
WARRANTY: not specified
PRICE: $14,100.00
COMMENTS: This engine is advertised as making 550 hp and 550 ft-lb, and many options are available. Other engine packages include: 403ci LS2 crate engine with L92 cylinder heads $11,300.00; 440ci crate engine using GM LSX block and L92 cylinder heads, $12,300.00.


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