Callies Bare Block - 4.500" Bore - 10.725 Deck - 4-Bolt Main - 2 Piece Seal - Iron - Gen II Hemi LGXF Simpson Logo

Simpson Logo

outside and depth dimensions with easy-to-read Metric or SAE LCD display

HEAVY GAUGE 1-3/4 TUBING

Side B is 3/4"-16

free-flow design for maximum flow and power

Callies Bare Block - 4.500" Bore - 10.725 Deck - 4-Bolt Main - 2 Piece Seal - Iron - Gen II Hemi LGXF Simpson LogoProduct Description: Engine Bare Block 4. 500 in Bore 10. 725 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 tech design