HARLEY-DAVIDSON Pistons & Piston Rings

Piston and Ring Kit, Forged, 4.155 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-030

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Estimated Ship Date: May 27, 2026 if ordered today

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Engine Piston Ring Set, 1-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4917010

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Estimated Ship Date: May 4, 2026 if ordered today

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

Part Number: HSN-2M6166

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Estimated Ship Date: May 4, 2026 if ordered today

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

Part Number: HSN-2M6482S030

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Estimated Ship Date: May 4, 2026 if ordered today

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

Part Number: UEM-KB924C-020

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-030

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-040

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Piston and Ring Kit, Hypereutectic, 3.538 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB414-040

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Harley Davidson Forged 4032 Alloy, Shovelhead Hemi Dome -53.6cc 88-98ci 1948-84 ROD -7.440

Part Number: UEM-KB929C-STD

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Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: UEM-KB409C-010

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.528 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-030

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Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: UEM-KB910C-005

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.477 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-040

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB922C-010

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged, 4.145 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB910C-020

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.497 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-070

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Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: HSN-2M6482070

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Estimated Ship Date: May 4, 2026 if ordered today

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Engine Piston Ring Set, 1-Cyl Ring Set; Phosphate

Part Number: HSN-6953040

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-7003S020

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Estimated Ship Date: Apr 30, 2026 if ordered today

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

Part Number: HSN-2M7003S030

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Estimated Ship Date: Apr 30, 2026 if ordered today

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

Part Number: HSN-2M6127040

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Estimated Ship Date: Apr 30, 2026 if ordered today

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

Part Number: WIS-4729P2

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Pin, Steel, Chrome, Straight, 20.12mm x 71.75mm, Harley-Davidson®, Each

Part Number: WIS-S548

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.518 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4722P2

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 3.508 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4832P1

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Estimated Ship Date: May 11, 2026 if ordered today

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