Overview
Chevrolet Performance 454 C.I.D. HO Short Block Assemblies
These Chevrolet Performance 454 c.i.d. HO short block assemblies will give your vehicle a serious power upgrade. They are the foundation for GM’s 454/425 hp crate engines.
Features include:
* Gen VI 4-bolt main block with mechanical fuel pump provisions
* Fuel pump pushrod
* 1053 forged steel crankshaft, externally balanced
* Forged steel LS6/LS7 shot-peened and magnafluxed connecting rods with 7/16 in. rod bolts
* Forged aluminum pistons
* Black painted steel 6 qt. oil pan
* Black powdercoated aluminum timing cover
* 8 in. harmonic balancer
* 14 in. automatic flexplate