2010 Engine Kits & Rotating Assemblies

Pro LS 4340 Rotating Assembly, 346 Cid., 3.898 bore, 3.622 stroke, 58x, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L8983

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS Rotating Assembly, 370 Cid., 4.030 bore, 3.622 stroke, 58x, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58360302

Not Yet Reviewed

Estimated Ship Date: Today

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 58x, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L0702

Not Yet Reviewed

Estimated Ship Date: Today

KIT-LS 402 4.000/4.005 18cc DI

Part Number: MAN-28402R

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Chevy, Small Block, Kit

Part Number: CPI-LS03024-3

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

• Free Shipping
• Special Order

Pro LS Rotating Assembly, 332 Cid., 3.820 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8202

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Special Order

Pro LS Rotating Assembly, 371 Cid., 4.040 bore, 3.622 stroke, 24X, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L0402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 13, 2026 if ordered today

• Special Order

Pro LS 4340 Rotating Assembly, 370 Cid., 4.040 bore, 3.622 stroke, 24X, 6.125 rod, 12cc Dish, 9.8:1 @ 65cc, 9.3:1 @ 70cc, File-Fit rings, H Bearings

Part Number: SUM-R2436L04012

Not Yet Reviewed

• Special Order

Pro LS 4340 Rotating Assembly, 377 Cid., 4.075 bore, 3.622 stroke, 24X, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L07512

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Special Order

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244078012

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 58x, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R584078512

Not Yet Reviewed

Estimated Ship Date: Jul 6, 2026 if ordered today

• Special Order

Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244000520

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Pro LS 4340 Rotating Assembly, 360 Cid., 3.785 bore, 4.000 stroke, 24X, 6.125 rod, 12cc dish, 10:1 @ 61cc, 9.6:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R244078512

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

Pro LS Rotating Assembly, 326 Cid, 3.785 bore, Standard 3.622 stroke, 24X, 6.098 rod, 2cc dome, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit ring, H Bearing

Part Number: SUM-R24367852

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

• Special Order

ROTATING ASSEMBLY LS 402 DISH

Part Number: MAN-28402

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 1, 2026 if ordered today

• Free Shipping
• Special Order

PRO STREET ASSEMBLY CHEV LS3

Part Number: ESP-629444070

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY CHEV LS3

Part Number: ESP-137924070

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

PRO STREET ASSEMBLY CHEV 4.8/5.3 LS

Part Number: ESP-627003820

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY CHEV LS7

Part Number: ESP-128284135

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY SUBARU EJ25

Part Number: ESP-89023100

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

Engine Rotating Assembly, Competition, Steel Crank, Forged Pistons, H-Beam Rods, Chevy, 415 Small Block, Kit

Part Number: SCA-1-44107

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY CHEV LS3

Part Number: ESP-129084065

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY CHEV LS3

Part Number: ESP-137924065

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

COMPETITION ASSEMBLY CHEV LS7

Part Number: ESP-128464155

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order

HEAVY DUTY ASSEMBLY CHEV LS7

Part Number: ESP-329554125

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

• Free Shipping
• Special Order