Description
The Dart SBC Pro SHP Iron Block delivers the precision engineering and durability demanded by serious engine builders and high-performance racers. Built with a robust 400 main bearing platform and a proven iron construction, this block handles aggressive boost and high RPM applications while maintaining the reliability you need on the track or strip. Whether you’re building a street beast or a competition engine, the SHP Pro series offers the structural integrity and tight tolerances that separate quality builds from the rest.
- Small Block Chevy
- SHP Pro series
- Bare iron block
- 4.125″ bore
- 9.025″ deck height
- 400 main bearing
- 4-bolt main caps
- 2-piece rear seal
- BBC camshaft bore
- MPN: 31162212






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