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 $2,498.95 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-62821 PART NUMBER
    Eagle 63906 GM LS1 LS6 383 Pro Street Rotating Assembly 8.7 Mahle Dish Pistons 24T
    Eagle 62821 Chevy 6.2L LS3 Pro Street Rotating Assembly, 4032 Icon -4cc Flat Top Piston, 58T
    Special Price $2,317.95 Regular Price $2,382.95

    Chevrolet 6.2L, LS3, L92, LSA, Pro Street Rotating Assembly Kit, Eagle 4340 Forged Steel Crankshaft 3.622 Stroke, Eagle 6.125 I Beam Rods, 4032 Icon -4cc Flat Top, 58 Tooth Reluctor, Rings and Bearings Included

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  3. 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 $2,537.95 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
  4. 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 $2,556.95 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
  5. 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 $2,517.95 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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  6. CS-6220-CP PART NUMBER
    Compstar 6.2 LS3 Balanced Rotating Assembly 9.2:1 CP Flat Top Pistons
    Compstar 6.2 LS3 376 Balanced Rotating Assembly 9.2:1 CP Flat Top Pistons
    Special Price $3,398.95 Regular Price $3,438.95

    6.2L LS3 376 377 378 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, CP Forged -14.5cc Dish Pistons, Nitrided Piston Rings, H Bearings, Balanced Assembly

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  7. CS-6221-CP PART NUMBER
    Compstar 6.2 LS3 Balanced Rotating Assembly 10.3:1 CP Flat Top Pistons
    Compstar 6.2 LS3 376 Balanced Rotating Assembly 10.3:1 CP Flat Top Pistons
    Special Price $3,351.95 Regular Price $3,391.95

    6.2L LS3 376 377 378 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, CP Forged -2.7cc Flat Top Pistons, Nitrided Piston Rings, H Bearings, Balanced Assembly

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  8. CS-6222-W PART NUMBER
    Compstar 6.2 LS3 Balanced Rotating Assembly 10.31 Wiseco Flat Top Pistons
    Compstar 6.2 LS3 Balanced Rotating Assembly 10.3:1 Wiseco Flat Top Pistons
    Special Price $3,470.95 Regular Price $3,510.95

    6.2L LS3 377 378 379 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, Wiseco -3.2cc Flat Top Pistons, Nitrided Piston Rings, H Bearings, Balanced Assembly

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  9. CS-6223-W PART NUMBER
    Compstar 6.2 LS3 Balanced Rotating Assembly 9.5:1 Wiseco Pistons
    Compstar 6.2 LS3 Balanced Rotating Assembly 9.5:1 Wiseco Pistons
    Special Price $3,607.95 Regular Price $3,647.95

    6.2L LS3 377 378 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, Wiseco -11cc Dish Pistons, Nitrided Piston Rings, H Bearings, Balanced Assembly

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  10. CS-6234-DRP PART NUMBER
    Compstar 6.2 LS3 Balanced Rotating Assembly 10.41 Diamond Flat Top Pistons
    Compstar 6.2 LS3 376 Balanced Rotating Assembly 10.4:1 Diamond Flat Top Pistons
    Special Price $3,691.95 Regular Price $3,731.95

    6.2L LS3 376 377 Rotating Assembly, Compstar Forged Steel Crankshaft 3.622 Stroke, 6.125 H-Beam Rods, Diamond -2cc Flat Top Pistons, Nitrided Piston Rings, H Bearings, Balanced Assembly

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