Callies Energy Engine Block - 4.250 in Bore - 10.725 in Deck - 4-Bolt Main - 2-Piece Seal - Gen II Hemi 91907 For those who prefer bolts

For those who prefer bolts

or up to 3500 lb

340 Stealth

Can be trimmed to desired length

Callies Energy Engine Block - 4.250 in Bore - 10.725 in Deck - 4-Bolt Main - 2-Piece Seal - Gen II Hemi 91907 For those who prefer boltsProduct Description: Engine Energy Bare Block 4. 250 in Bore 10. 725 in Deck 4 Bolt Main 2 Piece Seal Iron Gen II Hemi Sold Individually Callies Performance Products began manufacturing high performance crankshafts in 1989. With many years of engineering and employee experience, Callies has grown to be the industry leader for innovative product design. Callies Performance Products takes pride in staying ahead of the competition with the latest high