
SB-Chevy 300M Dirt Series I-Beam Connecting Rods 6.125" (+.425) Center-to-Center
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- SB-Chevy 300M Dirt Series I-Beam Connecting Rods
- 6.125'' (+.425) Center-to-Center
- 2.100'' Crankshaft Journal Size (Large)
- 2.225'' Big End Bore
- 0.9281'' Piston Pin Bore
- 7/16'' ARP 2000 Cap Screws
- 650 Grams
- 8/pkg.
Forged 300M 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 Dirt Series in your Late Model or a 4340 lightweight design rod in a twin turbo Chevy LS, Manley has the right connecting rod for you.
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Features:
- Forged from 300M aircraft quality material
- Fully machined to produce the lightest and strongest rod possible
- Shot peened after machining to MIL spec and 100% individually magnafluxed
- Available with your choice of 7/16'' ARP 2000 cap screws or 7/16'' ARP Custom Age 625+ cap screws
- Horsepower range - 900+ HP
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: 0.950''




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