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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ESP-63981 PART NUMBER
Eagle 63981 LS 5.3 363 Pro Street Rotating Assembly, -16cc Mahle Dish Pistons, 58TSpecial Price $2,299.95 Regular Price $2,324.95
GM GEN III GEN IV 5300 LS 5.3 Stroker Rotating Assembly, Eagle 4140 Forged Steel Crankshaft 4.000 Stroke, Eagle 6.125 I Beam Rods, Mahle Forged Dish Pistons -16cc, Rings and Bearings Included, 58 Tooth Reluctor Learn More -
CNC-6004-CP PART NUMBER
Eagle LS 5.3 363 Pro Street Stroker Rotating Assembly 9.5:1 CP Pistons - Balanced AssemblySpecial Price $2,425.95 Regular Price $2,450.95
GM GEN III GEN IV 5300 LS 5.3 Stroker Rotating Assembly, Eagle 4140 Forged steel Crankshaft 4.000 Stroke, Eagle 6.125 I-Beam Rods, CP Bullet Dish Pistons -13.1cc , Piston Rings, Bearings Included, Internal Balanced Assembly Learn More -
LUN-5300-M PART NUMBER
Lunati LS 5.3L 363 Stroker Balanced Rotating Assembly, 11.3:1 Mahle PistonsSpecial Price $3,056.95 Regular Price $3,106.95
GEN III GEN IV LS 5.3 363 Rotating Assembly, Lunati Crankshaft 4.000 Stroke, Lunati 6.125 H-Beam Rods, Mahle 0cc Forged Flat Top Pistons, Nitrided Piston Rings, HP Bearings Included, Balanced Assembly Learn More -
LUN-5301-M PART NUMBER
Lunati LS 5.3L 363 Stroker Balanced Rotating Assembly, 9.4:1 Mahle PistonsSpecial Price $3,056.51 Regular Price $3,106.51
GEN III GEN IV LS 5.3 363 Rotating Assembly, Lunati Crankshaft 4.000 Stroke, Lunati 6.125 H-Beam Rods, Mahle 16cc Forged Dish Pistons, Nitrided Piston Rings, HP Bearings Included, Balanced Assembly Learn More -
LUN-5302-W PART NUMBER
LS 5.3L 363 Lunati Stroker Balanced Rotating Assembly, 9.8:1 Wiseco PistonsSpecial Price $3,205.95 Regular Price $3,255.95
GEN III GEN IV LS 5.3 363 Rotating Assembly, Lunati Crankshaft 4.000 Stroke, Lunati 6.125 H-Beam Rods, Wiseco -7cc Flat Top Pistons, Nitrided Piston Rings, HP Bearings Included, Balanced Assembly Learn More