Engine Kits & Rotating Assemblies

Top End Engine Kit STANDARD BORE CYLINDER KIT STANDARD BORE CYLINDER KIT

Part Number: CLW-40004-K03

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Estimated Ship Date: Oct 15, 2025 if ordered today

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CYLINDER, CYL WORKS STD BORE KIT CRF450R

Part Number: CLW-10002-K02

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Cylinder Kit, Forged Piston, Standard Bore, Yamaha, 12.00 to 1 Compression Ratio, Kit

Part Number: CLW-20003-K02

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Estimated Ship Date: Oct 27, 2025 if ordered today

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STD BORE KIT HI COMP

Part Number: CLW-20003-K02HC

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Top End Engine Kits CYL WORKS STD BORE KIT POLARIS CYL WORKS STD BORE KIT POLARIS 800 SPORSTMAN/RZR/RANGER

Part Number: CLW-60002-K01

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Estimated Ship Date: Oct 21, 2025 if ordered today

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Cyl. Head Serv. Kit, Yamaha®, Various 660's, 2001-2008

Part Number: KPM-80-82390

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Cyl. Head Serv. Kit, Yamaha®, WR/ YZ 250F, 2001-2013

Part Number: KPM-80-82400

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Cyl. Head Serv. Kit, Yamaha®, Various 450'S, 2003-2006

Part Number: KPM-80-82050

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Cyl. Head Serv. Kit, Yamaha®, Various 450'S, 2006-2020

Part Number: KPM-80-82060

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, HT Steel, 0.630" Lift, Harley-Davidson®, Milwaukee-Eight, 2017-'24

Part Number: KPM-20-23850

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Polaris®, Various 4 cyl., 2020-2023

Part Number: KPM-82-86050

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Polaris®, Various 4 cyl., 2020-2023

Part Number: KPM-82-86055

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, HT Steel, 0.450" Lift, Polaris®, Various 4 cyl., 2020-2023

Part Number: KPM-82-86060

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Racing Spring Kit, HT Steel, 0.450" Lift, Polaris®, Various 4 cyl., 2020-2023

Part Number: KPM-82-86065

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Engine Gasket Sets

Part Number: NAL-98434770

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 98mm Bore, Suzuki, ATV, Kit

Part Number: CLW-41002-K01

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Estimated Ship Date: Oct 27, 2025 if ordered today

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3.5L NA V6 REBUILD KIT #1

Part Number: FMS-S0067

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Engine Rebuild Kit, Pistons, Intake Valves, Exhaust Valves, Intake Camshafts, Exhaust Camshafts, Ford, Kit

Part Number: FMS-S0048

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Rebuild Kit, Complete Bottom End, Suzuki, LT250R Quadracer, Kit

Part Number: HRI-CBK0065

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Estimated Ship Date: Oct 17, 2025 if ordered today

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Big Bore Cylinder Kit, Forged Piston, 100mm Bore, for use on Honda®, Motorcycle, Kit

Part Number: CLW-11002-K01

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Estimated Ship Date: Oct 27, 2025 if ordered today

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REBUILD KIT

Part Number: FEM-BKP6078-000

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Estimated Ship Date: Tomorrow if ordered today

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ENGINE KIT

Part Number: FEM-MKF761C-300

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REBUILD KIT

Part Number: FEM-MKF6151A-000

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ENGINE KIT

Part Number: FEM-MKP6027D-000

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ENGINE KIT

Part Number: FEM-MKP6266A-000

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