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Manley Steel H-Beam Connecting Rods
Connecting Rods, H-Beam, Forged 4340 Steel, Shot-Peened, Floating, 6.125 in. Long, Mopar Hemi Gen III, Set of 8
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Estimated Ship Date: Oct 27, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
14057R-8
Part Type:
Product Line:
Summit Racing Part Number:
MAN-14057R-8
UPC:
807298074023
Connecting Rod Length Center to Center (in.):
6.125 in.
Connecting Rod Beam Style:
H-beam
Connecting Rod Material:
Forged 4340 steel
Wrist Pin Style:
Floating
Pin End Bore Diameter:
0.867 in.
Rod Journal Diameter (in.):
2.000
Big End Bore Diameter (in.):
2.1250
Quantity:
Sold as a set of 8.
Cap Retention Style:
Cap screw
Big End Width (in.):
0.941
Clearanced for Stroker:
Yes
Connecting Rod Bolt Brand:
ARP
Connecting Rod Bolt Diameter:
7/16 in.
Connecting Rod Bolt Material:
ARP2000 alloy
Fastener Tensile Strength (psi):
220,000 psi
Connecting Rod Bolt Head Style:
12-point
Approximate Connecting Rod Weight (g):
620
Advertised Horsepower Rating:
775 hp
Pin End Width (in.):
0.930 in.
Weight Matched Set:
Yes
Remanufactured:
No
Magnafluxed:
Yes
Connecting Rod Color:
Shot-peened
Manley Steel H-Beam Connecting Rods
Manley steel H-beam connecting rods are made from forged 4340 steel alloy. They're packed full of performance features, such as a compact uniform-grain structure for ultimate strength, full machining, stress relieving, and magnafluxing. The wrist pin and big end bores are honed to a +/-.0002 in. tolerance, and the wrist pins get a bronze alloy bushing. These units include cap screw ARP 8740 alloy rod bolts, and each rod set is weight-matched to within 2 grams. Available individually or in a set, order the model recommended for your vehicle year/make and engine application.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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