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Part Number:
CS-5706-M

Compstar LS1 Balanced Rotating Assembly 9.9:1 Mahle Pistons

347 LS1 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, Mahle -4cc Flat Top Pistons, Piston Rings, H Bearings, Balanced Assembly

Special Price $3,309.95 Regular Price $3,349.95
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
CNC-Motorsports is proud to introduce Compstar LS1 forged rotating assembly kits to our customers looking for maximum value and quality. These kits are designed to safely support up to 1200 horsepower. LS1 5.7L Forged Rotating Assembly kit. Pin Upgrade recommended for over 700 HP (P/N S718).

LS1 5.7L Forged Rotating Assembly kit
Compstar 4340 forged steel crankshaft 3.622 stroke, 8 Counterweight
Compstar forged 4340 steel H-Beam rods with 7/16" ARP 2000 rod bolts, 6.125 length
Mahle 4032 forged pistons with pins and locks
Premium Mahle performance 1.0mm 1.0mm 2.0mm piston rings
Performance H series rod and main bearings
This Rotating assembly kit has been Internally Balanced In-house by CNC-Motorsports

Compression Ratio with 66cc heads 9.9:1 for boosted / turbo applications
More Information
CNC Part Number CS-5706-M
Price $3,349.95
Manufacturer's Part Number CS-5706-M
Brands Callies, Compstar, Mahle
Part Types Engine Rotating Assembly Kit
Departments Parts
Vehicle Make Chevy LS
Balanced Assembly Yes
Balance Type Internal
Crankshaft Material 4340 Forged Steel
Crankshaft Stroke 3.622
Piston Brand Mahle
Piston Type Flat Top
Rod Length 6.125
Piston Material 4032 Forged
Custom Notices ⚠ PROP 65 WARNING
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