The Lotus block features an all new grey iron casting that is stronger than the original and accepts the Lotus cylinder head.
- Standard 7.800" deck height with extra material for decking
- Machined and delivered with cylinder bores semi-finished at 3.228 - 3.226" (81.99 - 81.94mm) diameters
- Block is designed for standard bore engine builds
- Lifter bore diameter: .5155" - .5145"
- Block cast from 40,000 PSI grey iron
- Lower clutch housing bolt bosses reinforced
- Select areas around main bearing webs strengthened
- Center main will accept upper and lower crankshaft thrust bearing inserts
- Includes cam bearings (Installed)