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4B11 - ECONOMICAL "H" BEAM STEEL CONNECTING RODS - learn more about our connecting rods

Manley "H" Beam connecting rods are manufactured from 4340 forgings to the same exacting standards developed and approved by our original equipment customers. There is a vast difference in quality between a Manley "H" Beam and the "other" inexpensive H-Beams on the market. Bend and twist is tightly controlled. Weight matched to +/- 1.5 grams. Cap fasteners are 3/8" ARP 2000 for the H-Beam and H-Tuff and 3/8" ARP Custom Age 625+ for the H-Tuff Plus.

Part # Center-to-Center Big End Bore Big End Width Pin Diameter Pin Bore Gram Weight
    Mitsubishi EVO X 4B11T (2008-Up)
14029-4 5.656" 2.165" .860" .9055" (23 mm) .9063" 527
  Mitsubishi EVO X 4B11T (2008-Up) - H-Tuff Series with heavier beam for higher boost applications
15029-4 (H-Tuff) 5.656" 2.165" .860" .9055" (23mm) .9063" 620
15029R6-4 (H-Tuff Plus) 5.656" 2.165" .860" .9055" (23mm) .9063" 620
4B11 -
PRO SERIES TURBO TUFF "I" BEAM STEEL CONNECTING RODS
- learn more about our connecting rods

Manley Pro Series connecting rods are forged from aircraft quality 4340 vacuum degassed material. Each rod is fully machined in the Manley Lakewood, NJ factory to the highest standards. Our signature "Turbo Tuff" design combines the appropriate weight and rugged strength for ultimate horsepower applications. Each rod is shot peened after machining and magnafluxed. Bores are round and without taper. Bend and twist is tightly controlled. Cap fasteners are 3/8" APR 2000 cap screws. Cap fasteners are 3/8" ARP 2000 for the H-Tuff and 3/8" ARP Custom Age 625+ for the H-Tuff Plus

These rods are also available with ARP 625+ fasteners. To order, affix an "R6" to the part number.

Part # Center-to-Center Big End Bore Big End Width Pin Diameter Pin Bore Gram Weight
  Mitsubishi EVO X 4B11T (2008-Up)
14409-4 5.656" 2.165" .860" .9055" (23 mm) .9063" 620
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