Engine Rotating Assemblies & Rebuild Kits

MASTER KIT - PERFORMANCE

Part Number: MAH-PMK9803

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Free Shipping
• Special Order

PERFORMANCE INTAKE MFLD.

Part Number: MAH-MS20110

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

Street Performance, Stock Replacement Rotating Assembly

Part Number: SCA-1-96000BI

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

• Free Shipping
• Special Order

ENGINE PERFORMANCE, 99-06 BIG TWIN 124" 4-1/8" BORE, CYLINDER SET 4-1/8" BORE 124"

Part Number: SSY-910-0255

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Free Shipping
• Special Order

ENGINE PERFORMANCE, 17-18 M8 MODELS, BIG BORE CYLINDER SET BLK

Part Number: SSY-910-0682

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

• Free Shipping
• Special Order

Street Performance, Stock Replacement Rotating Assembly

Part Number: SCA-1-92002

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94663BI

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94673BI

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Free Shipping
• Special Order

Street Performance, Stock Replacement Rotating Assembly

Part Number: SCA-1-92303

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Free Shipping
• Special Order

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94671BI

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Free Shipping
• Special Order

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-1-94660

Not Yet Reviewed

Estimated Ship Date: Feb 3, 2026 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400308

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 24X, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R244003020

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360002

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400706

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

Engine Rebuild, Hypereutectic Flat, 4.000 in. Bore, Standard Rod Bearings, Standard Main Bearings, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-000

5.0 out of 5 stars ( 3 )

Cannot be shipped Internationally

• Restricted
• Free Shipping

Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0302

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Pro LS Piston and Rod Kit, 325 Cid., 3.780 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR367807

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Pro LS Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.9:1 @ 65cc, 10.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Engine Rebuild, Hypereutectic Flat, 4.030 in. Bore, Standard Rod, Standard Main, Chevy, 350, Kit

Part Number: SUM-SBCKIT3-300

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted
• Free Shipping

Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584003020

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L03012

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Engine Re-Ring, 4.000 in. Bore, Standard Rod, Standard Main, Chevy, Kit

Part Number: SUM-RRKIT1-000

4.19 out of 5 stars ( 21 )

Estimated Ship Date: Monday 12/1/2025

• Free Shipping

Pro LS 4340 Rotating Assembly, 383 Cid., 3.903 bore, 4.000 stroke, 24X, 6.125 rod, 5cc dish, 10.9:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings, H Bearings

Part Number: SUM-R24409035

Not Yet Reviewed

Estimated Ship Date: Monday 12/1/2025