Page 118 of GM Performance Parts 2006 Catalog by GM Parts Direct

116 CRATE ENGINES BIG-BLOCK 12498792 ZZ572/620 Base Engine GM Performance Parts does not utilize any used or remanufactured parts in this crate engine. GM Performance Parts crate engines include a twelve-month, 12,000-mile warranty. W The ZZ572/620 long block Includes all the features of the Deluxe, fully-dressed version, minus the water pump, carburetor, intake manifold, distributor and spark plug wires. Order all the parts to complete the engine from your GMPP dealer or finish with your custom parts. The 620 features rectangular port aluminum cylinder heads that deliver 9.6:1 compression ratios in a pump-gas friendly package. A hydraulic roller cam with 0.632" lift drives the stainless steel valves. Chromemoly retainers, roller rocker arms and dual valve springs help make the valvetrain virtually bullet-proof. 12499190 ZZ572/620 Partial Engine Want to build your own ZZ572, but dont know where to start? Try our ZZ572 partial engine all of the good bottom end components you need to get going! It comes with the forged crankshaft, rods, and pistons installed in the special orange powdercoated 572 block. This partial engine does not include the camshaft, timing chain, camshaft sprocket, oil pan, oil pump, or front cover. Order all the parts to complete the engine from your GM Performance Parts dealer or finish it off with your own custom parts. Dont forget to order the special 572 CHEVROLET cast aluminum valve covers. GM Performance Parts does not utilize any used or remanufactured parts in this crate engine. GM Performance Parts crate engines include a twelve-month, 12,000-mile warranty. W NOTE: Intended for pre-1977 street vehicles and all off-road vehicles. Not intended for marine use. NOTE: Intended for pre-1977 street vehicles and all off-road vehicles. Not intended for marine use.

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