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Manley SB-Chevy Pro Series I-Beam Connecting Rods Lightweight Series

Manley 14452-8
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Manley SB-Chevy Pro Series I-Beam Connecting Rods Lightweight Series $1,504.99
SB-Chevy Pro Series I-Beam Connecting Rods
  • Lightweight Series
  • 5.850'' (+.150) Center-to-Center
  • 2.000'' Crankshaft Journal Size (Small)
  • 2.125'' Big End Bore
  • 0.9281'' Piston Pin Bore
  • 613 Grams
  • 8/pkg.

  • Manley 14452-8 Details

    Lightweight Series I-Beam Rods

  • Small Crankshaft Journal
  • NHRA legal for AMC 343-390 Stock and Super Stock Class.


    Manufacturer's Part Number:

    Forged 4340 Steel Connecting Rods

    The Manley Pro Series I-Beam rod has become the benchmark for fully machined/billet style high end connecting rods in the performance industry. Lightweight and standard weight designs targeting specific markets combined with their expertly refined manufacturing process renders a truly outstanding product. Whether it is Manley's Super Stock Legal rods in your wheels up class racer or a 4340 lightweight design rod in a twin turbo Chevy LS, Manley has the right connecting rod for you.


    • Forged from 4340 aircraft quality vacuum degassed material
    • Fully machined to produce the lightest and strongest rod possible
    • Shot peened after machining to MIL spec and 100% individually magnafluxed
    • Cap fasteners are 7/16'' ARP 2000 cap screws
    • Lightweight rod horsepower range - 750+ HP Oval Track; 800+ HP Drag Race
    • Standard weight rods horsepower range - 850+ HP Oval Track; 1000+ HP Drag Race (1500+ HP for 660-14554 rod)


      Connecting Rod Common Specs:
    • Crankshaft Pin Diameter: 2.000'' (Small Journal); 2.100'' (Large Journal)
    • Crankshaft Pin Width: 0.940''
    • Piston Pin Diameter: 0.9281''
    • Piston Pin Width: 1.000''

    Items You Need
    *NOTE: Horsepower range could be exceeded depending upon RPM, Stroke, Piston Weight and Power Adders.
    Some parts are not legal for use in California or other states with similar laws / regulations