Consists of engine block, crankshaft, connecting rods, pistons, piston rings, cylinder head assemblies (including valve train components), lifters, camshaft, timing gears and chain, front cover, rear cover, harmonic balancer, oil pump, oil pan and valve covers, unless otherwise specified.
RPO - LR4
2007 - 2009 Chevrolet Pickup (CK1)
2007 - 2009 GMC Pickup (CK1)
2007 - 2009 Chevrolet Tahoe (CK1)
2007 - 2009 GMC Suburban (CK1)
2008 - 2009 Chevrolet Van (G2,3)
2008 - 2009 GMC Van (G2,3)
Notes: Engine may be equipped with one of the two style oil pans, with or without oil level sensor mounting hole. Transfer oil pan from vehicle or procure a new one if necessary. Does not include crankshaft balancer.