Engine Rotating Assemblies & Rebuild Kits

Summit Racing™ Pro LS 5.3L Rotating Assemblies SUM-R58407805

Pro LS 4340 Rotating Assembly, 359 Cid., 3.780 bore, 4.000 stroke, 58x, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings, H Bearings

Part Number: SUM-R58407805

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Summit Racing™ Pro LS 6.2L Rotating Assemblies SUM-R2436L06512

Pro LS 4340 Rotating Assembly, 376 Cid., 4.065 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-R2436L06512

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Summit Racing™ Pro LS 5.7L Rotating Assemblies SUM-R24369033

Pro LS 4340 Rotating Assembly, 347 Cid., 3.903 bore, 3.622 stroke, 24X, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit ring, H Bearing

Part Number: SUM-R24369033

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Cylinder Works Big Bore Cylinder Kits for 2008-2009 TRX700XX - 422-11009K

Cylinder Kit, Forged Piston, 3.00mm Oversize Bore, for use on Honda®, 10.50 to 1 Compression Ratio, Kit

Part Number: CLW-11009-K01

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Scat Engine Rotating Assemblies 1-45160

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

Part Number: SCA-1-45160

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Hot Rods Complete Bottom End Rebuild Kits for 1998-2005 KX100, 2003 RM100 - CBK0052

BOTTOM END KIT

Part Number: HRI-CBK0052

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Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Eagle Street and Strip Rotating Assemblies B13005E040

Engine Rotating Assembly, Street/Strip, Cast Crank, Hypereutectic Piston, I-Beam Rod, Chevy, Small Block, Kit

Part Number: ESP-B13005E040

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S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0700

S&S Cycle 00-21 Sportster Models 883cc to 1200cc Hooligan Kit - Silver

Part Number: SSY-910-0700

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Vertex Top-End Piston Kits for 2007-2009 RMZ250 - VTKTC23515A

TOP END KIT FHC WITH CAM CHAIN

Part Number: VPX-VTKTC23515A

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Vertex Top-End Piston Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - VTKTC23522B

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC23522B

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-20065-4K

TOP END REPAIR KIT

Part Number: NTI-NA-20065-4K

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-30002K

Repair Kit, Top End, 89.96mm Bore, 11.30 to 1 Compression Ratio, Arctic Cat, Kawasaki, Suzuki, Kit

Part Number: NTI-NA-30002K

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Summit Racing™ Pro LS 5.3L Rotating Assemblies SUM-R2436L7802

Pro LS Rotating Assembly, 325 Cid, 3.780 bore, Standard 3.622 stroke, 24X, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Ring, H Bearing

Part Number: SUM-R2436L7802

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Summit Racing™ Pro LS 6.2L Rotating Assemblies SUM-R5836L08012

Pro LS 4340 Rotating Assembly, 378 Cid., 4.080 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L08012

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Scat Engine Rotating Assemblies 1-94602BI

Street Performance, Series 9000 Rotating Assembly

Part Number: SCA-194602BI

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Summit Racing™ Pro LS Crank and Rod Kits SUM-CR3624125

Engine Rotating Kits, Pro LS Crank and Rod Kits, Forged 4340 Steel, 6.125 in. Connecting Rod Length, 3.622 in. Stroke, Chevy, 5.3L, 5.7L, 6.0L, Kit

Part Number: SUM-CR3624125

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Vertex Big Bore Piston Kits for 2010-2017 CRF250R - 23653B

FORGED BIG BORE KIT 79.97

Part Number: VPX-23653B

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-40005-2K

Repair Kit, Top End, 83.450mm Bore, 9.50 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40005-2K

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50011-6K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50011-6K

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50080-BK1

Piston, TOP END REPAIR KIT

Part Number: NTI-NA-50080-BK1

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Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Summit Racing™ Pro LS 6.2L Rotating Assemblies SUM-R24400756

Pro LS 4340 Rotating Assembly, 417 Cid., 4.075 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 11:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400756

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Manley Rotating Assemblies 290030H

KIT-SBC 383 3.750/4.030

Part Number: MAN-290030H

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Manley Rotating Assemblies 290030R

KIT-SBC 383 3.750/4.030

Part Number: MAN-290030R

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Eagle Specialty Products Engine Rotating Kits 334540016100

4.000" stroke, internal balance, billet 4340 steel, center-counterweighted Chevrolet Gen III "LS", no reluctor

Part Number: ESP-334540016100

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Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Summit Racing™ Pro LS 6.2L Rotating Assemblies SUM-R2436L0702

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 24X, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R2436L0702

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