Consists of engine block, crankshaft, connecting rods, pistons, piston rings, cylinder head assemblies (including valve train components), lifters, camshaft, timing gears and chain, timing chain dampener, front cover, rear cover, oil pump, oil pan and valve covers, unless otherwise specified.
RPO - LS4
2006 Chevrolet Impala (W)
2006 Chevrolet Monte Carlo (W)
2005 - 2006 Pontiac Grand Prix (W)
Notes: Aluminum engine block