LS1 Callies CompStar 4340 H-Beam Connecting Rods (6.125″)

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Callies Compstar H Beam Connecting Rods for LS applications, 6.125″ length, .927″ pin end, big end machined for 2.100″ bearings.

Designed and Produced with Engineering and Finishing advancements, CompStar connecting rods have what it takes to make your engine build trouble free and your finished product reliable. Produced from heat treated and stress relieved 4340 material, CompStar rods are fully machined with a shot blasted Stress Riser free surface. Every detail of this highly stressed component has been carefully analyzed to maximize repeatability and dependability.

Comp Star 4340 steel H-beam connecting rods feature ARP 2000 bolts carefully positioned for maximum pan rail clearance with additional stroker clearance designed into each rod. Other features include large outboard mating face contact area, fully detailed and prepped parting lines and bearing tab pockets. All rods are consistantly final sized within a .0002″ tolerance. Weight matched sets are within 2 grams.

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