Callies Ultra H-Beam Connecting Rod - 6.125 in Long - Bushed - 7/16 in Cap Screws - Forged - GM LS-Series - Set of 8 R03P003L and 1967-69 290-390 c

and 1967-69 290-390 c

Power Gains of Up to 6% HP and TQ

Fire Retardant Paint & Interior

three- or four-speed transmission

We finish them with a proprietary heat treat process and hand roll test and inspect them

Callies Ultra H-Beam Connecting Rod - 6.125 in Long - Bushed - 7/16 in Cap Screws - Forged - GM LS-Series - Set of 8 R03P003L and 1967-69 290-390 cProduct Description: Connecting Rod Ultra H Beam H Beam 6. 125 in Long Bushed 7 16 in Cap Screws Forged Steel GM LS Series Set of 8 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