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HARLEY-DAVIDSON FLHRS ROAD KING CUSTOM Powersports Piston and Ring Kits

Individual Parts

Results 1 - 25 of 52

Piston and Ring Kit, Hypereutectic, 3.895 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-020

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-STD

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston Set, Super Duty KB Forged Piston - Twin Cam 96 Big Bore Flat Top +1.9cc (103ci) 2007 To Present Rod -7.667

Part Number: UEM-KB908LCA005

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Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.130 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-005

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Piston and Ring Kit, Forged, 4.020 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-020

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Estimated Ship Date: Tomorrow

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Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-STD

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Hypereutectic, 3.880 in. Bore, Harley-Davidson®, Kit

Part Number: UEM-KB348-005

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Hypereutectic, 3.885 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-010

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 3.875 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB908C-STD

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Piston and Ring Kit, Bullet Series, Forged Aluminum Piston, Dome, 1.2mm Rings, Kit Includes One Piston and One Set of Rings, Harley-Davidson®, Kit

Part Number: CPD-BHM5017

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB907C-005

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.005 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB913C-005

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.030 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-030

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Hypereutectic, 3.915 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-040

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

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

Part Number: UEM-KB918C-020

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 3.885 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-010

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB910C-010

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

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: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB910C-030

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2026 if ordered today

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Estimated Ship Date: Dec 23, 2026 if ordered today

Piston and Ring Kit, Forged Aluminum, 3.885 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4993P1

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Engine Piston, Tracker Series HD TC88 to 95cid 9.5:1 CR

Part Number: WIS-40207P2

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Piston and Ring Kit, Forged Aluminum, 3.875 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4994PS

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Engine Piston Set, HD '99-17 Twin Cam 88 97 10:1CR (AP)

Part Number: WIS-K2780

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Pistons and Rings, Forged, 3.875 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-K2719

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today

Engine Piston Set, Tracker Series HD TC96-103cid 10.5:1 CR

Part Number: WIS-K0210P1

Not Yet Reviewed

Estimated Ship Date: Dec 14, 2026 if ordered today

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Estimated Ship Date: Dec 14, 2026 if ordered today