Engineered specifically for the Modern Hemi, all components are designed for use in 6.1 Liter blocks. Modern Hemi Speed Pack will result in an incredible 426 CID in the 6.1 Liter block.
Kit comes with the very best parts available
4340 Crankshaft
H-Beam Connecting Rods with ARP rod Bolts
Wiseco /Diamond / Manley Forged Coated Pistons (available in boosted and Natural compression ratios, please specify in description when ordering)
Clevitt 77 Bearings
Moly Rings
Pins and Spiral Locks
Kit Comes Fully Balanced.