Manley Pro Series I-Beam Connecting Rods represent the epitome of precision, performance, and quality. Engineered with meticulous attention to detail and a finely tuned manufacturing process, these rods are a testament to our commitment to excellence. Elevate your engine's capabilities and achieve outstanding results with these exceptional connecting rods.
Gen III Hemi Stroker Rod for 5.7L / 6.1L / 6.4 L - Supplied with 1.450" under head 7/16" ARP 2000 cap screw fasteners (P/N: 42390). Upgraded 7/16" ARP Custom Age 625+ cap screws (P/N: 42252) are available by adding "R6" after the part number: 15555R6-8.
Center To Center Length: 6.125 in. - Big End Bore: 2.125 in. - Pin Bore: 0.9281 in. - 7/16" ARP 625+ Bolts - Approx. HP Rating: 1500+
Designed for ultimate performance with superior materials: forged 4340 or 300M vacuum degassed steel alloys
Manley Connecting Rod Set - SBC / Gen III HEMI - 6.125 I BEAM - 300M
NHRA Legal Certification for some SKUs - Stock and Super Stock
Versatile Weight Options: Tour Lites, Light, Standard, Heavy
Manley Performance ROD-SBC SJ 6.125 300M
Engine Connecting Rod Set
ROD-SBC SJ 6.125 300M
Connecting Rod Set