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-12934 PART NUMBER
    12934 Eagle 376 LS3 Forged Competition Rotating Assembly 10.0 Mahle Flat Top Pistons 24T
    12934 Eagle 376 LS3 Forged Pro Competition Rotating Assembly, -5.8cc Mahle Flat Top Pistons, 24T
    Special Price $2,513.95 Regular Price $2,563.95

    LS3 Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 3.622 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -5.8cc Flat Top Pistons, 24 Tooth Reluctor, Rings and Bearings Included

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  2. ESP-12919-LS3 PART NUMBER
    Eagle 12919 Chevy 429 LS3 Competition Stroker Kit 11.7 Mahle Flat Top Pistons 24T
    Eagle 12919-LS3 Chevy 428 429 LS3 Competition Stroker Kit, -5.8cc Mahle Flat Top Pistons, 24T
    Special Price $2,632.95 Regular Price $2,682.95

    428 429 430 431 LS3 Stroker Kit, 6.2L Rotating Assembly. , Eagle 4340 Forged Steel Crankshaft 4.125 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -5.8cc Flat Top Pistons, 24 Tooth Reluctor Wheel, Rings and Bearings Included

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  3. ESP-12952 PART NUMBER
    Eagle 12952 Chevy LS Big Bore 441 Competition Rotating Assembly 11.0 Mahle Flat Top Pistons
    Eagle 12952 Chevy LS3 427 Pro Competition Rotating Assembly, -5.8cc Mahle Flat Top Pistons, 58t
    Special Price $2,646.95 Regular Price $2,696.95

    Chevy LS3 427 Pro Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 4.125 Stroke, Eagle 6.125 H-Beam Rods, Mahle Forged -5.8cc Dish Pistons, 58 Tooth Reluctor, Rings and Bearings Included

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  4. ESP-12924 PART NUMBER
    Eagle 12924 Chevy LS1/LS3/LSX Big Bore 427 Competition Rotating Assembly 10.6 Mahle Dish Pistons
    Eagle 12924 Chevy LS1/LS3/LSX Big Bore 427 Pro Rotating Assembly, -14cc Mahle Dish Pistons
    Special Price $2,686.95 Regular Price $2,736.95

    Chevy LS1/LS3/LSX Big Bore 427 Competition Rotating Assembly, Eagle 4340 Forged Steel Crankshaft 4.000 Stroke, Eagle 6.125 H-Beam Rods, 2618 Mahle Forged -14cc Dish Pistons, 58 Tooth Reluctor, Rings and Bearings Included

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  5. SCA-62007 PART NUMBER
    Scat 415 6.2L LS3 Rotating Assembly Kit, Mahle Pistons +9.2cc Dome
    Scat 415 6.2L LS3 Rotating Assembly Kit, Mahle Pistons +9.2cc Dome
    Special Price $2,981.95 Regular Price $3,031.95

    6.2L LS3 415 Stroker kit, Scat 4340 Forged Steel Crankshaft 4.000 Stroke, Scat 6.125 H-Beam Rods, Mahle Pistons +9.2cc Dome, Coated Skirts, Rings and Bearings

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  6. MAN-29415 PART NUMBER
  7. MAN-28415 PART NUMBER
  8. MOL-6002-K1JE PART NUMBER
    GM LS3 6.2L 405 Stroker Rotating Assembly, K1 Crankshaft 10.8:1 JE Pistons Balanced
    Molnar 405 LS3 Pro Balanced Kit, 10.8:1 JE Pistons
    $3,587.95

    LS3 Stroker Kit, 405 406 407 408, Molnar 4340 Forged steel Crankshaft 3.900 Stroke, Molnar 6.125 H-Beam Rods, JE FSR -5cc Flat Top Pistons, JE Pro Seal Rings, HP Bearings Included, Balanced Assembly

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  9. MOL-6006-K1JE PART NUMBER
    GM LS3 6.2L 405 Stroker Rotating Assembly, K1 Crankshaft 9.0:1 JE Pistons Balanced
    Molnar 405 LS3 Pro Balanced Kit, 9.0:1 JE Pistons
    $3,587.95

    LS3 Stroker Kit, 405 406 407 408 Stroker Kit, Molnar 4340 Forged Steel Crankshaft 3.900 Stroke, Molnar 6.125 H-Beam Rods, JE FSR -24cc Dish Pistons, JE Pro Seal Rings, HP Bearings Included, Balanced Assembly

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  10. MOL-6009-K1JE PART NUMBER
    GM LS3 6.2L 405 Stroker Rotating Assembly, K1 Crankshaft 12.5:1 JE Pistons Balanced
    Molnar 405 LS3 Pro Balanced Kit, 12.5:1 JE Pistons
    $3,587.95

    LS3 Stroker Kit, 405 406 407 408 Stroker Kit, Molnar 4340 Forged Steel Crankshaft 3.900 Stroke, Molnar 6.125 H-Beam Rods, JE FSR +7.5cc Dome Pistons, JE Pro Seal Rings, HP Bearings Included, Balanced Assembly

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