2013 Engine Kits & Rotating Assemblies Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Namura Technologies Top-End Repair Kits for 1999-2008 TRX400EX SPORTRAX, 2009-2014 TRX400X, 1996-2004 XR400R - NA-10004K

Repair Kit, Top End, 88.95mm Bore, 11.00 to 1 Compression Ratio, for use on Honda®, Kit

Part Number: NTI-NA-10004K

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-40012-BK

Repair Kit, Top End, 101.980mm Bore, 9.40 to 1 Compression Ratio, Yamaha, Kit

Part Number: NTI-NA-40012-BK

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Eagle Competition Rotating Assemblies 129384030

Rotating Assembly, Competition, Forged 4340 Crankshaft, Forged Flat Pistons, 1-Piece Seal, Chevy, 408, Kit

Part Number: ESP-129384030

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Eagle Competition Rotating Assemblies 129524125

ROTATING ASSEMBLY

Part Number: ESP-129524125

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Eagle Pro Street Rotating Assemblies 629524125

PRO STREET ASSEMBLY CHEV LS7

Part Number: ESP-629524125

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

S&S Cycle 107 in. Big Bore Kits 910-0480

107" BIG BORE KIT SIL

Part Number: SSY-910-0480

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 883 to 1200cc Hooligan Cylinder Kits 910-0699

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

Part Number: SSY-910-0699

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 1200cc to 1250cc Hooligan Cylinder Kits 910-0701

S&S Cycle 00-21 Sportster Models 1200cc to 1250cc Hooligan Kit - Wrinkle Black

Part Number: SSY-910-0701

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 106 in. Big Bore Kits 910-0199

S&S Cycle 99-16 BT Replacement 3-7/8in Bore Cylinder & Piston Kit For S&S 106in Stroker Kit - Silver

Part Number: SSY-910-0199

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 106 in. Big Bore Kits 910-0203

S&S Cycle 99-16 BT Replacement 3-7/8in Bore Cylinder & Piston Kit For S&S 106in Stroker Kit - Wblack

Part Number: SSY-910-0203

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle Hot Set-Up Twin Cam Cylinders 910-0401

ENGINE PERFORMANCE, 124" 4-1/8" BORE, CYLNDR ST 4-1/8" BR 124"

Part Number: SSY-910-0401

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0469

S&S Cycle 07-16 BT 124in Standard Compression 4-1/8in Big Bore Kit - Stone Gray

Part Number: SSY-910-0469

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 117 in. Big Bore Kits 910-0474

S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Stone Gray

Part Number: SSY-910-0474

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0324

S&S Cycle 07-16 BT 124in Low Compression 4-1/8in Big Bore Kit - Wrinkle Black

Part Number: SSY-910-0324

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Top-End Piston Kits VTK24397B

VERTEX TOP END PISTON KIT

Part Number: VPX-VTK24397B

Not Yet Reviewed

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Vertex Top-End Piston Kits VTKTC24259

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24259

Not Yet Reviewed

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Vertex Top-End Piston Kits VTKTC24257

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24257

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Top-End Piston Kits VTKTC24260

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC24260

Not Yet Reviewed

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Vertex Replica Piston Kits 24266B

VERTEX PISTON KIT-FORGED

Part Number: VPX-24266B

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Top-End Piston Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - VTKTC23549B

VERTEX TOP END PISTON KIT

Part Number: VPX-VTKTC23549B

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Top-End Piston Kits for 2006-2014 TRX450ER ELECTRIC START, 2006-2009 TRX450R - VTKTC23549A

Top-End Piston Kit, Forged Aluminum, 96.000mm Bore, 13.50 to 1 Compression, for use on Honda®, Kit

Part Number: VPX-VTKTC23549A

Not Yet Reviewed

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Vertex High-Compression Piston Kits 23548A

VERTEX PISTON KIT

Part Number: VPX-23548A

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Race Piston Kits 24243B

VERTEX PISTON KIT

Part Number: VPX-24243B

Not Yet Reviewed

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Vertex Complete Engine Rebuild Kits WR00046

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00046

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today

Vertex Complete Engine Rebuild Kits WR00057

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR00057

Not Yet Reviewed

Estimated Ship Date: Feb 25, 2026 if ordered today

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Estimated Ship Date: Feb 25, 2026 if ordered today