CNC-Motorsports offers the best variety of 5.3 LS stroker kits. We offer LM7 363 street kits with pump gas pistons to wild fully forged rotating assembly kits to meet your racing needs. We offer quality name brands such as; Eagle, Scat, Callies, Lunati, Crower, JE/SRP, Diamond, Mahle, CP, and Manley to name a few. CNC-Motorsports can customize any 5.3 rotating assembly kit to meet your specific needs. All balanced stroker kits are completed in house by CNC-Motorsports. If you don’t see the 5.3 LS kit you're wanting feel free to call or email our experienced staff today. GEN III 4.8L LR4, GEN IV 4.8L LY2 L20, GEN III 5.3L Vortec 5300 LM7 L59 LM4, GEN IV 5.3L LMF LH6 LY5 LMG LC9 LH8 LH9
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CS-5354-SRP PART NUMBER
Compstar LS 5.3 Balanced Rotating Assembly 10.5:1 SRP Professional Pistons$3,448.95
GEN III GEN IV LS 5.3 Rotating Assembly, Callies Compstar Crankshaft 3.622 Stroke, Callies Compstar 6.125 H-Beam Rods, -1.2cc SRP Professional Flat Top Pistons, Pro Seal Piston Rings, HP Bearings Included, Balanced Assembly Learn More -
CS-5355-SRP PART NUMBER
Compstar LS 5.3 Balanced Rotating Assembly 9.0:1 SRP Professional Pistons$3,448.95
Gen III Gen IV LS 5.3 Rotating Assembly, Callies Compstar Crankshaft 3.622 Stroke, Callies Compstar 6.125 H-Beam Rods, -14.7cc SRP Pro 2618 Dish Pistons, Pro Seal Piston Rings, HP Bearings Included, Balanced Assembly Learn More