NEW! Callies ULTRA Connecting rods.
- Made frome Timken E4330 Steel for uniform grain flow and consistancy
- A1 Technologies 7/16 capscrews featuring a-symmetrical rolled threads for increased engagement
- AMS642 Bronze allow bushings
- Rated for 1500HP
Currently available for Big Block Chevy, additional applications coming soon!
Tags: Big Block Chevy Rods, Callies Crankshafts, Callies Rods, Callies Ultra Rods