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-5365-M PART NUMBER
Compstar LS 5.3 325/329 Balanced Rotating Assembly, 12.5:1 Mahle Pistons$3,556.95
LS 5.3 325 327 329 Rotating Assembly, Callies Compstar Crankshaft 3.625 Stroke, Callies Compstar 6.125 H-Beam Rods, +14cc Dome Mahle Pistons, HP Steel Piston Rings, HP Bearings Included, Balanced Assembly
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CS-5366-M PART NUMBER
Compstar LS 5.3L 363 Balanced Rotating Assembly, 11.2:1 Mahle Pistons$3,424.95
LS 5.3 361 363 Rotating Assembly Stroker Kit, Compstar 4340 Forged Steel Crankshaft 4.000 Stroke, Compstar 6.125 H-Beam Rods, Mahle Forged Pistons +0cc Dome , Pistons Rings, Bearings, Balanced Assembly
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CS-5367-M PART NUMBER
Compstar LS 5.3L 363 Balanced Rotating Assembly, 9.4:1 Mahle Pistons$3,424.95
LS 5.3 361 363 Rotating Assembly Stroker Kit, Compstar 4340 Forged Steel Crankshaft 4.000 Stroke, Compstar 6.125 H-Beam Rods, Mahle Forged Pistons -16cc Dish , Pistons Rings, Bearings, Balanced Assembly
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