LS3 6.2L Rotating Assembly Kits

CNC-Motorsports offers an endless variety of LS3 L92 stroker kits. We offer everything from mild 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 rotating assembly kit to meet your specific needs. All balanced LS stroker kits are completed in house by CNC-Motorsports. If you don’t see the LS kit you're wanting feel free to call or email our experienced staff today.
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  1. ESP-12932 PART NUMBER
    12932 Eagle 376 LS3 Forged Competition Rotating Assembly 9.0 Mahle Dish Pistons 24T
    12932 Eagle 376 LS3 Forged Pro Competition Rotating Assembly, -12cc Mahle Dish Pistons, 24T
    Special Price $2,552.95 Regular Price $2,602.95
    LS3 Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 3.622 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -12cc Dish Pistons, 24 Tooth Reluctor, Rings and Bearings Included Learn More
  2. ESP-12940 PART NUMBER
    Eagle 12940 376 LS3 Competition Rotating Assembly 9.0 Mahle Dish Pistons 58T
    Eagle 12940 376 LS3 Pro Competition Rotating Assembly, -12cc Mahle Dish Pistons, 58T
    Special Price $2,571.95 Regular Price $2,621.95
    6.2L LS3 Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 3.622 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -12cc Dish Pistons, 58 Tooth Reluctor, Rings and Bearings Included Learn More
  3. ESP-12942 PART NUMBER
    Eagle 12942 376 LS3 Competition Rotating Assembly 10.0 Mahle Flat Top Pistons 58T
    Eagle 12942 376 LS3 Pro Competition Rotating Assembly, -5.8cc Mahle Flat Top Pistons, 58T
    Special Price $2,532.95 Regular Price $2,582.95

    6.2L LS3 Pro Rotating Assembly Kit, Eagle 4340 Forged Steel Crankshaft 3.622 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -5.8cc Flat Top Pistons, 58 Tooth Reluctor, Rings and Bearings Included

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  4. ESP-12944 PART NUMBER
    Eagle 12944 LS3 416 Competition Stroker Kit 9.2 Mahle Dish Pistons 58T
    Eagle 12944 LS3 416 Competition Stroker Kit 9.3 Mahle Dish Pistons
    Special Price $2,686.95 Regular Price $2,736.95

    6.2L 416 LS3 Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 4.000 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -25cc Dish Pistons, 24 or 58 Tooth Reluctor, Rings and Bearings Included

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  5. CNC-6101-SRP PART NUMBER
  6. CNC-6203-SRP PART NUMBER
    GM LS3 6.2L 416 Pro Street Rotating Assembly - 11.6:1 SRP Pistons
    Eagle 416 LS3 Stroker Kit, Balanced, 11.6:1 SRP Pistons
    $2,399.95
    GM LS3 Stroker Kit, Eagle 4140 Forged steel Crankshaft 4.000 Stroke, Eagle 6.125 I-Beam Rods, SRP Professional -5cc Flat Top Pistons, Rings an Bearings Included, Internal Balanced Assembly Learn More
  7. ESP-32952 PART NUMBER
    Eagle 32952 Chevy 416 LS3 Heavy Duty Stroker Kit 11.8 Diamond Flat Top Pistons 58T
    Eagle 32952 Chevy 416 LS3 Pro Rotating Assembly, -23cc Diamond Flat Top Pistons, 58T + Long Snout
    Special Price $3,131.95 Regular Price $3,181.95

    GM Gen III LS 6.2L LS3 L92 LSA 416 Stroker Eagle Pro Rotating Assembly Kit, Eagle 4340 Forged Steel Crankshaft 4.000 Stroke, Eagle 6.125 H Beam Rods, Diamond Forged -23cc Flat Top Pistons, 58 Tooth Reluctor, Rings and Bearings Included

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  8. CS-6260-M PART NUMBER
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, Mahle Flat Top Pistons
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, Mahle Flat Top Pistons
    $3,334.95

    6.2L LS3 376 377 378 Rotating Assembly kit, Callies Compstar 4340 Forged steel Crankshaft 3.622 Stroke, Callies Compstar 6.125 H-Beam Rods, -5.8cc Flat Top Mahle Pistons, Rings, Performance Bearings, Internal balanced

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  9. CS-6261-M PART NUMBER
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, -12cc Dish Mahle Pistons
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, -12cc Dish Mahle Pistons
    $3,368.95

    6.2L LS3 376 377 378 Rotating Assembly kit, Callies Compstar 4340 Forged steel Crankshaft 3.622 Stroke, Callies Compstar 6.125 H-Beam Rods, -12cc Dish Mahle Pistons, Rings, Performance Bearings, Internal balanced

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  10. CS-6262-M PART NUMBER
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, 11.1:1 Mahle Pistons +2cc Dome
    Compstar 6.2L LS3 376 Balanced Rotating Assembly, 11.1:1 Mahle Pistons +2cc Dome
    $3,373.95

    6.2L LS3 376 377 378 Rotating Assembly kit, Callies Compstar 4340 Forged steel Crankshaft 3.622 Stroke, Callies Compstar 6.125 H-Beam Rods, +2cc Dome Mahle Pistons, Rings, Performance Bearings, Internal balanced

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