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HARLEY-DAVIDSON FXST SOFTAIL STANDARD Powersports Piston and Ring Kits

Individual Parts

Results 1 - 25 of 109

Piston and Ring Kit, Hypereutectic, 3.508 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-010

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, Hypereutectic, 3.508 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

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, Hypereutectic, 3.498 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2026 if ordered today

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Estimated Ship Date: Dec 22, 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 and Ring Kit, Hypereutectic, 3.665 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB294-040

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 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

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, 4.130 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-005

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

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

Part Number: UEM-KB914C-020

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

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, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-020

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

Part Number: UEM-KB297-005

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, 3.498 in. Bore, Harley-Davidson®, 7.20;1 Compression Ratio, Kit

Part Number: UEM-KB288-STD

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, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-040

5.0 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, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-030

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, 3.503 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-005

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2026 if ordered today

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Estimated Ship Date: Dec 22, 2026 if ordered today

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: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

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: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

80" PISTON SET +020 S&S

Part Number: SSY-92-2028

Not Yet Reviewed

Estimated Ship Date: Monday 11/16/2026 if shipped by air

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Estimated Ship Date: Monday 11/16/2026 if shipped by air

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

Part Number: WIS-40207P1

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 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 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Piston and Ring Kit, Forged Aluminum, 4.000 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4925PS

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today

Piston and Ring Kit, Forged Aluminum, 3.517 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4729P2

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2026 if ordered today

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Estimated Ship Date: Dec 11, 2026 if ordered today