HARLEY-DAVIDSON Pistons & Piston Rings

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

Part Number: UEM-KB305-010

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Estimated Ship Date: Monday 7/28/2025

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.2mm, 2.5mm Thickness, L2, V2, Set

Part Number: HSN-2M5299

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Estimated Ship Date: Monday 7/28/2025

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

Part Number: UEM-KB915C-STD

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Powersports Piston, Forged 4032 Alloy, Line2Line Coating, 3.937 in. Bore, 1.086 in. Comp. Ht, Dome, +1.6cc, Standard Size, 0.927 in. Pin, Harley®, Set

Part Number: UEM-KB714LCA-STD

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Piston and Ring Kit, Hypereutectic, Dome, 3.437 in. Bore, Harley-Davidson®, Kit

Part Number: UEM-KB263-050

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, Dome, 3.487 in. Bore, Harley-Davidson®, Kit

Part Number: UEM-KB263-STD

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.880 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB906C-005

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Estimated Ship Date: Sep 3, 2025 if ordered today

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

Part Number: UEM-KB409C-STD

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.875 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, L2, V2, Set

Part Number: HSN-2M4941

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-005

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Powersports Piston and Ring Kits, Bullet Series, 3.937 in. Bore, Forged Aluminum, Piston, Ring Set, Pin, Clips, Harley-Davidson®, Kit

Part Number: CPD-BHM98-3

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Estimated Ship Date: Aug 11, 2025 if ordered today

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

Part Number: HSN-2M5069

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Estimated Ship Date: Aug 12, 2025 if ordered today

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

Part Number: UEM-KB908C-STD

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.880 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB409C-005

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Estimated Ship Date: Aug 28, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-STD

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Estimated Ship Date: Aug 29, 2025 if ordered today

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

Part Number: UEM-KB930C010

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

Part Number: UEM-KB930CSTD

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Powersports Piston, Forged 4032, 2-Line Coated, 4.065 in. Bore, 1.086 in. Comp. Ht, Dome, -5.1cc, 0.065 in. Oversize, 0.927 in. Pin, Harley®, Set

Part Number: UEM-KB661LCA-065

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Rings, Forged, 3.740 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4661PS

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Estimated Ship Date: Aug 20, 2025 if ordered today

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Piston and Ring Kit, Forged, Coated, Dome, 3.518 in. Bore, Offset Pin, Harley-Davidson®, V-Twin, Kit

Part Number: UEM-KB927C-020

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Piston and Ring Kit, Forged Aluminum, 3.498 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4719PS

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Estimated Ship Date: Aug 20, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.442 in. Bore, Harley-Davidson®, 7.80;1 Compression Ratio, Kit

Part Number: UEM-KB263-005

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-005

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Estimated Ship Date: Aug 29, 2025 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 10.50;1 Compression Ratio, Kit

Part Number: UEM-KB266-020

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Estimated Ship Date: Aug 29, 2025 if ordered today

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

Part Number: UEM-KB272-020

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Estimated Ship Date: Aug 29, 2025 if ordered today

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