Part Number
CS-5300-CP

Compstar LS 5.3 363 Stroker Rotating Assembly 9.5:1 CP Pistons Balanced

GEN III GEN IV 363 LS 5.3 Stroker Rotating Assembly, Callies Compstar 4340 Forged steel Crankshaft 4.000 Stroke, Callies Compstar 6.125 H-Beam Rods, -13.1cc CP Bullet Forged Dish Pistons, Nitrided Piston Rings, HP Bearings Included, Balanced Assembly

$2,903.95
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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.
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CNC-Motorsports is please to offer Callies Compstar rotating assembly kits. These kits are designed for performance application builds up to 1000 horsepower. With upgrades these kits can support 1000+ horsepower. Kit will Fit GEN III 4.8L LR4, GEN IV 4.8L LY2 L20, GEN III 5.3L Vortec 5300, or LM7 L59 LM4, GEN IV 5.3L LMF LH6 LY5 LMG LC9 LH8 LH9. Customer is responsible for Correct reluctor wheel verification.

Callies Compstar 4340 forged steel crankshaft, 4.000 Stroke, 8 Counterweight
Callies Compstar forged 4340 steel H-Beam rods with 7/16" ARP 2000 rod bolts
CP Bullet 2618 forged pistons, .180 wall wrist pins (*Fits 15 degree LS Heads*)
CP performance piston rings, Steel Gas nitrided top ring, Napier second ring, with 3.0mm oil rings
High performance H series main bearings and rod bearings
This Rotating assembly kit has been Internally balanced

Compression Ratio with 62cc head 9.5:1
More Information
Price $2,903.95
Vehicle Make Chevy LS
Balanced Assembly No
Balance Type Internal
Crankshaft Material 4340 Forged Steel
Crankshaft Stroke 4.000
Piston Brand CP
Piston Type Dish
Rod Length 6.125
Piston Material Forged
Custom Notices ⚠ PROP 65 WARNING
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