HARLEY-DAVIDSON Engines & Components

KB Performance V-Twin Piston and Ring Kits KB930C.030

Piston Set, KB Forged Coated Piston - Shovelhead Hemi Dome -58.2cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB930C030

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB297.005

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-005

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB905C.030

Piston and Ring Kit, Forged, 3.905 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-030

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB912C.020

Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB912C-020

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB917C.010

Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB917C-010

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB258.040

Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-040

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M4941020

Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4941020

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Hastings Piston Ring Sets 7003S

Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-7003S

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Feuling Parts Race Series Lifters 4051

Race Series, Hydraulic Roller Lifter Style, 0.843 in. OD, Buell, Harley-Davidson®, Feuling, Set of 4

Part Number: FEU-4051

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB272.040

Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-040

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB931C.005

Piston Set, KB Forged Coated Piston - Knuckle Pan Shovel Hemi Dome -47.6cc 74ci FL, FLH, FX 1941-79

Part Number: UEM-KB931C005

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB414.020

Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB414-020

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M6164S040

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6164S040

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB918C.010

Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-010

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M6482040

Engine Piston Ring Set, 2-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M6482040

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

KB Performance V-Twin Piston and Ring Kits KB924C.010

Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB924C-010

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

Hastings Premium Ductile Ring Sets 2M5299S010

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5299S010

Not Yet Reviewed

Estimated Ship Date: May 15, 2026 if ordered today

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Estimated Ship Date: May 15, 2026 if ordered today

Feuling Parts Inner Camshaft Bearings 2076

Camshaft Bearings, Inner, Steel, Harley-Davidson®, Pair

Part Number: FEU-2076

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

Feuling Parts Race Series Lifters 4055

Race Series Lifters, Mechanical Roller Lifter Style, 0.842 in. OD, Buell, Harley-Davidson®, Feuling, Set of 4

Part Number: FEU-4055

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

S&S Cycle Oil Pump Driveshaft Woodruff Keys 50-8220-S

S&S Cycle .094in x .313in x .311in Woodruff Key

Part Number: SSY-50-8220-S

Not Yet Reviewed

Estimated Ship Date: May 22, 2026 if ordered today

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Estimated Ship Date: May 22, 2026 if ordered today

S&S Cycle TC3 Oil Pump and Cam Plate Kits 310-0731

Oil Pump, Cam Plate, TC3, Dry Sump Style, High-Volume, High-Pressure, Harley-Davidson®, Kit

Part Number: SSY-310-0731

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

S&S Cycle Late Twin Cam Chain Drive Camshaft Kits 106-4382

Camshafts, 245 Intake/260 Exhaust Duration, 0.585 Intake, /0.585 in. Exhaust Lift, Harley-Davidson®, Kit

Part Number: SSY-106-4382

Not Yet Reviewed

Estimated Ship Date: May 21, 2026 if ordered today

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Estimated Ship Date: May 21, 2026 if ordered today

Wiseco 4-Stroke Piston Rings 10000XY

Piston Rings, Chrome, 3.937 in. Bore, Harley-Davidson®, Set

Part Number: WIS-10000XY

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

COMP Cams Twin Cam Camshafts TC-3101

COMP Cams Twin Cam Camshafts TC-3101

Camshafts, Hydraulic Roller Tappet, 226/234 Duration, 0.569/0.569 Lift, Harley-Davidson®, Chain Drive, Pair

Part Number: CCA-TC-3101

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Twin Power Cylinders 495614

Cylinder, Aluminum, Steel Liner, 3.500 in. Bore, Black Finish, Harley-Davidson®, Each

Part Number: TWP-MT75747B

Not Yet Reviewed

Estimated Ship Date: May 28, 2026 if ordered today

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Estimated Ship Date: May 28, 2026 if ordered today