Manley Performance manufactures the finest steel connecting rods in the industry.
Manley Pro Series connecting rods are used by the very best engine builders in and outside of the United States in some of the fastest, high horsepower, heart stopping engines being produced.
"I" Beam - Economical Sportsmaster*
Manley Sportsmaster connecting rods are forged from aircraft quality 4340 material. Each rod has the entire beam and cap area profiled to remove stress risers and render the lightest possible rod. After machining, rods are shot peened and magnafluxed. Bores are round and without taper. Bend and twist is tightly controlled.
All Manley connecting rod sets, are weight matched to ± 1.5 grams, big and small end bores are final honed to a tolerance of ± .0002", critical bend and twist attributes are held to a minimum, and exacting attention is paid to every detail by our final inspection department; thus rendering a finished product that is second to none.