HARLEY-DAVIDSON Engines & Components

Piston and Ring Kit, Forged, 4.005 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB914C-005

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Estimated Ship Date: May 27, 2026 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: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.30:1 Compression Ratio, Kit

Part Number: UEM-KB297-STD

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Forged, 3.905 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB907C-030

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

Part Number: UEM-KB414-030

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Piston and Ring Kit, Hypereutectic, 3.498 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-STD

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ENGINE VALVE TRAIN, 29-84 BIG TWIN 52-85 XL, TAPPET ROLLER KIT

Part Number: SSY-330-0377

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Estimated Ship Date: May 11, 2026 if ordered today

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

Part Number: UEM-KB272-010

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Estimated Ship Date: May 27, 2026 if ordered today

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

Part Number: UEM-KB288-040

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Piston and Ring Kit, Hypereutectic, 3.010 in. Bore, Harley-Davidson®, 9.10:1 Compression Ratio, Kit

Part Number: UEM-KB408C-010

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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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Piston and Ring Kit, Hypereutectic, Dish, 3.528 in. Bore, Harley-Davidson®, V2, Kit

Part Number: UEM-KB272-030

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Harley-Davidson®, 8.80:1 Compression Ratio, Kit

Part Number: UEM-KB410-020

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Piston and Ring Kit, Hypereutectic, 3.528 in. Bore, Harley-Davidson®, 9.10;1 Compression Ratio, Kit

Part Number: UEM-KB264-030

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Piston and Ring Kit, Forged, 3.910 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB906C-030

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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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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, 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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KB Pistons, Forged, V-Twin, Pair

Part Number: UEM-KB662C-020

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Estimated Ship Date: May 27, 2026 if ordered today

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Engine Piston, Tracker Series1340 EVO Flat Top 8.5:1 CR

Part Number: WIS-40215PS

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Estimated Ship Date: May 13, 2026 if ordered today

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Engine Piston Set, Tracker Series Sportstr 883-1200 10:1 CR

Part Number: WIS-K0213PS

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Estimated Ship Date: May 13, 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 26, 2026 if ordered today

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Oil Catch Can, Harley-Davidson®, Twin Cam, Black, S&S Teardrop Air Cleaner, Kit

Part Number: MOR-85720

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Estimated Ship Date: May 13, 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 13, 2026 if ordered today

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