2017 Engine Kits & Rotating Assemblies Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

S&S Cycle Hot Set-Up Twin Cam Cylinders 910-0392

07-16 BT 4-1/8in Bore Cylinder Set For 124in & 124in Dish Hot Set Up Kits - Silver

Part Number: SSY-910-0392

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle Powersports Top End Engine Kits 910-0848A

2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/ Highlight

Part Number: SSY-910-0848A

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle Powersports Top End Engine Kits 910-0849A

2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Wrinkle Black w/o Highlight

Part Number: SSY-910-0849A

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0734

2017+ M8 Models 4.250in Bore Front Cylinder - Black Granite w/ Highlight

Part Number: SSY-910-0734

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0737

2017+ M8 Models 4.250in Bore Rear Cylinder - Black Granite w/ Highlight

Part Number: SSY-910-0737

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle Powersports Top End Engine Kits 910-0850A

2017+ M8 Models 4.320in Bore 4.625in Stroke Cylinder Kit - Black Granite w/ Highlight

Part Number: SSY-910-0850A

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle Powersports Top End Engine Kits 910-0843A

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

Part Number: SSY-910-0843A

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle 124 in. Low Compression Hot Set-Up Cylinder Kits 910-0327

07-16 BT 124in Low Compression 4-1/8in Big Bore Kit - Silver

Part Number: SSY-910-0327

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle 111 in. Hot Set-Up Cylinder Kits 910-0333

07-17 BT 4-1/8in Stroke 4-1/8in Bore Cylinder Kit - Wrinkle Black

Part Number: SSY-910-0333

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle 117 in. Big Bore Kits 910-0318

07-16 BT 117in Low Compression 4-1/8in Big Bore Kit - Wrinkle Black

Part Number: SSY-910-0318

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle Twin Cam Cylinders 910-0779

1999+ BT 4.937in 3.927in Bore Cylinder - Silver

Part Number: SSY-910-0779

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0674

2017 M8 Models 4.250in Bore Rear Cylinder - Wrinkle Black w/o Highlight

Part Number: SSY-910-0674

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle 124 in. Hot Set-Up Cylinder Kits 910-0341

07-16 BT 124in Standard Compression 4-1/8in Big Bore Kit - Silver

Part Number: SSY-910-0341

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle M8 128 in. Big Bore Kits 910-0684A

2017+ M8 Models 4.250in Bore x 4.5in Stroke 114 To 128 Big Bore Kit

Part Number: SSY-910-0684A

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

S&S Cycle M8 Big Bore Cylinders 910-0675

2017+ M8 Models 4.250in Bore Front Cylinder - Wrinkle Black w/ Highlight

Part Number: SSY-910-0675

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Eagle Competition Rotating Assemblies 236024100

ROTATING ASSEMBLY

Part Number: ESP-236024100

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Scat Modern Muscle Engine Rotating Assemblies 1-48523

Engine Rotating Kits, Rotating Assembly, Forged Crank, Forged Pistons, H-Beam Rods, Dodge, 427 C.I.D., Hemi Gen III, Kit

Part Number: SCA-1-48523

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Eagle Competition Rotating Assemblies 890239975

COMPETITION ASSEMBLY SUBARU EJ25

Part Number: ESP-890239975

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Eagle Competition Rotating Assemblies 89117100

COMPETITION ASSEMBLY SUBARU EJ25

Part Number: ESP-89117100

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Eagle Competition Rotating Assemblies 89117995

COMPETITION ASSEMBLY SUBARU EJ25

Part Number: ESP-89117995

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Namura Technologies Top-End Repair Kits for 2000-2024 KX65, 2003-2007 RM65 - NX-20065-BK

Repair Kit, Top End, 44.450mm Bore, 8.40 to 1 Compression Ratio, Kawasaki, Suzuki, Kit

Part Number: NTI-NX-20065-BK

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Namura Technologies Top-End Repair Kits NA-50012K

Cylinder Head TOP END REPAIR KIT TOP END REPAIR KIT

Part Number: NTI-NA-50012K

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Eagle Competition Rotating Assemblies 890221005

COMPETITION ASSEMBLY SUBARU EJ25

Part Number: ESP-890221005

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Eagle Competition Rotating Assemblies 129204065

COMPETITION ASSEMBLY CHEV LS3

Part Number: ESP-129204065

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Eagle Pro Street Rotating Assemblies B627643780

BALANCED PRO STREET ASSY CHEV 4.8/5.3 LS

Part Number: ESP-B627643780

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today