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CHP Dominator Short Block - Chevy 421 Dome Top +4.9cc
CHP Dominator Short Block - Chevy 421 Dome Top +4.9cc

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Technical Specs Compression Ratio

The Dominator Series of CHP Short Blocks are the highest performance off-of-the-shelf street, strip, and track engines that CHP produces. They feature all the components necessary for an all-out race ready engine. These power packed race ready Short Blocks are built for serious street and race applications. Just drop one in and you are ready for action!

CHP DOMINATOR Short Blocks Include:

  • Probe Industries SRS Forged Pistons (2618-T61)
  • Probe Industries Forged 4340 Steel Crankshaft (Internal Balanced for most applications)
  • Probe Industries Lightweight I-Beam Connecting Rods
  • Clevite Perfect Circle Rings
  • Clevite 77 Main H-Bearings
  • Clevite 77 Rod H-Bearings
  • Fully Machined and Inspected DART Block
  • Balanced
  • Blueprinted
  • Assembled to exacting tolerances and Inspected by CHP Master Engine Builders

*Some Short Blocks include different components than above. Please verify the "Specifications" tab to double check which components are included when purchasing this item.

Warranty Information

All COAST HIGH PERFORMANCE Short Blocks, Long Blocks, and Crate Motors feature a limited lifetime warranty. Click here for information.

Custom Builds

All CHP Crate Motors, Long Blocks, and Short Blocks can be customized to fit your specific needs. Additionally, if you can't find a particular engine combination online, give us a call or request a personalized quote by clicking here.

For more videos, check out our Coast High Performance/Custom Performance Engines YouTube pages. Click below

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