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

S&S Cycle 128 in. Big Bore Kits 910-0685

ENGINE PERFORMANCE, M8 MODELS W/114", 128" BIG BORE KIT M8 BLK

Part Number: SSY-910-0685

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle 1200cc Cylinder Kits 910-0696

S&S Cycle 86-03 Sportster Models 1200cc Cylinder and Piston Kit - Wrinkle Black

Part Number: SSY-910-0696

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle 131 in. Big Bore Kits 910-0762

PERFORMANCE, 131" KIT - HIGHLIGHTED FINS M8

Part Number: SSY-910-0762

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle 131 in. Big Bore Kits 910-0764

PERFORMANCE, 131" KIT - BLK GRANITE M8

Part Number: SSY-910-0764

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S&S Cycle 129 in. Big Bore Cylinder Kits 910-0843

S&S Cycle 2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Highlighted Cylinders

Part Number: SSY-910-0843

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S&S Cycle 129 in. Big Bore Cylinder Kits 910-0844

S&S Cycle 2017+ M8 Models 129in Big-Bore Kit 4.375in Stroke Non-Highlighted Cylinders

Part Number: SSY-910-0844

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S&S Cycle 132 in. Big Bore Cylinder Kits 910-0846

S&S Cycle 2017+ M8 Models 4.320in Bore 4.500in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0846

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Estimated Ship Date: Jul 30, 2025 if ordered today

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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

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Estimated Ship Date: Jul 30, 2025 if ordered today

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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

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S&S Cycle 117 in. Big Bore Kits 910-0213

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

Part Number: SSY-910-0213

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S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0215

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder & Piston Kit - Silver

Part Number: SSY-910-0215

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle T111 Cylinder Kits 910-0218

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder Kit For Early Production S&S T117 Engines - Silver

Part Number: SSY-910-0218

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle V111 Cylinder Kits 910-0219

S&S Cycle 84-99 BT 84-99 BT 4 1/8in Bore Cylinder Kit For S&S V111 Engine - Natural

Part Number: SSY-910-0219

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S&S Cycle 117 in. Big Bore Kits 910-0221

S&S Cycle 07-17 BT 117in Big Bore Cylinder Kit - Black Wrinkle

Part Number: SSY-910-0221

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle 124 in. Low Compression Hot Set-Up Cylinder Kits 910-0223

PISTONS, PISTON/CYLINDER KIT 124

Part Number: SSY-910-0223

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle V117 Cylinder Kits 910-0225

S&S Cycle 84-99 BT 4 1/8in Bore Cylinder & Piston Kit For S&S V117 Engine - WBlack

Part Number: SSY-910-0225

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S&S Cycle T124 Cylinder Kits 910-0226

S&S Cycle 99-06 BT 4-1/8in Bore Cylinder & Piston Kit - Wrinkle Black

Part Number: SSY-910-0226

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle V117 Cylinder Kits 910-0290

S&S Cycle 84-99 BT 4-1/8in Bore Cylinder Set w/ Pistons For 117in V-Series Engines - Natural

Part Number: SSY-910-0290

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Estimated Ship Date: Jul 30, 2025 if ordered today

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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

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Vertex Complete Engine Rebuild Kits for 2006-2008 LT-R450 QUADRACER - WR101-059

VERTEX COMPLETE ENGINE REBUILD KIT

Part Number: VPX-WR101-059

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Vertex Complete Engine Rebuild Kits WR101-122

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.80 to 1 Compression, KTM, Kit

Part Number: VPX-WR101-122

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Estimated Ship Date: Jul 30, 2025 if ordered today

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Vertex Complete Engine Rebuild Kits WR101-142

Complete Engine Rebuild Kit, Stock Bore, Stock Stroke, 12.80 to 1 Compression, KTM, Kit

Part Number: VPX-WR101-142

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Estimated Ship Date: Jul 30, 2025 if ordered today

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S&S Cycle 88 in. Big Bore Cylinder Kits 91-7002

S&S Cycle 84-99 BT 88in 3 5/8in Big Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7002

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S&S Cycle 96 in. Big Bore Cylinder Kits 91-7202

S&S Cycle 84-99 BT 96in 3 5/8in Big Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7202

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S&S Cycle 89 in. Stock Bore Cylinder Kits 91-7211

S&S Cylinder 84-99 BT w/Super Stock Cylinder Heads 89in 3 1/2in Bore Cylinder & Piston Kit - Natural

Part Number: SSY-91-7211

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Estimated Ship Date: Jul 30, 2025 if ordered today

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