Manley Pro Series "I" Beam Rods are forged from 4340 aircraft quality vacuum degassed material. Utilizing a proven Lightweight yet rugged design and ARP 2000 cap screws, they are properly shot peened after machining and 100% magnafluxed.
On all Manley connecting rods, sets are weight matched to ą 1.5 grams, big and small end bores are final honed to a tolerance of a .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.
Livernois Motorsports & Engineering has become best-known for revolutionary tuning and high-end performance products for late model Ford, Mopar and GM vehicles. The company is proud of its deep roots in the automotive and motorsports industry dating back to its original founding in 1949. Since then the company has expanded its product line to include tuning and performance components for desert racing, SCCA and drag racing. Livernois Motorsports is proud to engineer, test and manufacture its products in the USA.
PRO SERIES I-BEAM RODS STANDARD WEIGHT
Heavier beam for forced induction applications
The above connecting rods are supplied with 1.450” under head length 7/16” ARP 2000
cap screw fasteners P/N 42390. Upgraded 7/16”
ARP Custom Age 625+ cap screws P/N
42252 are available.
To order upgraded fasteners, affix “R6” after the rod part number.
Horsepower range could be exceeded depending upon rpm, stroke, piston weight
Rod Length - 6.200"
Rod Journal - 2.252"
Pin Diameter - .9281”, .9457” or .9848”