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Vehicle Info NeededMANLEYPART NUMBER: 660-14031-1
Chevy LS1 H-Beam Connecting Rod H-Lite Series
$11287
Ships on 09/09/2026
Lowest Price Guarantee2.100'' Crankshaft Journal0.927'' Piston Pin Diameter
- Chevy LS1 H-Beam Connecting Rod
- H-Lite Series
- 6.125'' (+.025) Center-to-Center
- 2.100'' Crankshaft Journal Size (Large, No Offset)
- 2.225'' Big End Bore
- 0.9281'' Piston Pin Bore
- 3/8'' ARP 2000 Cap Screws
- 605 Grams
- 1/pkg.
*NOTE: Horsepower range could be exceeded depending upon RPM, Stroke, Piston Weight and Power Adders.
Forged 4340 Steel Connecting Rods
The Manley H-Beam Series Connecting Rods are not only very ''economically'' priced, but they are finished to the same exacting tolerances and high quality standards as their Sportsmaster and Pro Series rods. Final hone size, thread detail, bend and twist - these are attributes we take very seriously. You will find the Manley H-Beam rods superior to others on the market.
Requires pistons ready to accept 6.125'' length rods. Stock LS-1 rods are 6.100'' long. Note the pin bore on the p/n 660-140531-8 is .9281''. Stock LS-1 pins are .945'' diameter.
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Features:
- Manufactured from 4340 forgings
- Heat treated, stress relieved, shot peened and 100% magnafluxed
- Weight matched sets +/- 1.5 grams
- Cap fasteners are premium 3/8'' ARP 2000 cap screws
- Horsepower range for this rod is 600+ HP
Connecting Rod Common Specs: - Crankshaft Pin Diameter: 2.100'' (Large Journal)
- Crankshaft Pin Width: 0.941''
- Piston Pin Diameter: 0.9281'' or 0.9457''
- Piston Pin Width: 1.060''
Part TypeConnecting Rod
Product LineManley Chevrolet LS H-Lite Series H-Beam Connecting Rods
BrandMANLEY
Package Height1.3
Package Width4.1
Package Length8.4
Weight1.43 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number14031-1
Package Qty1
Package TypeEA
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