2004 Pistons & Piston Rings

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

Part Number: UEM-KB924C-030

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Estimated Ship Date: May 5, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.040 in. Bore, Harley-Davidson®, 9.10:1 Compression Ratio, Kit

Part Number: UEM-KB408C-040

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Estimated Ship Date: May 5, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.905 in. Bore, Harley-Davidson®, 9.30:1 Compression Ratio, Kit

Part Number: UEM-KB348-030

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Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-005

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Piston and Ring Kit, Forged, 3.508 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-010

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Piston and Ring Kit, Forged, 3.518 in. Bore, Harley-Davidson®, 9.00:1 Compression Ratio, Kit

Part Number: UEM-KB923C-020

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Piston and Ring Kit, Forged, 3.503 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB923C-005

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Pistons, Hypereutectic, Flat, 100mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, Set of 8

Part Number: UEM-3499HC-1-0MM

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Pistons, Hypereutectic, Flat, 3.800 in. Bore, Ford, Mercury, 2.3L, Set of 4

Part Number: UEM-KB218-020

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Engine Piston Ring Set, 4-Cyl Ring Set; Chrome

Part Number: HSN-2C4947020

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Chrome

Part Number: HSN-2C4979030

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 3.681 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, L6, Set

Part Number: MAH-41907CP020

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Piston, Hypereutectic, Dome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB213R-030

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Piston Rings, Premium Piston Ring Sets, 3.969 in. Bore, 1.2mm, 1.5mm, 3.0mm Thickness, V6, Set

Part Number: MAH-42102CP020

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Piston Rings, Premium Piston Ring Sets, Gas Nitrided, 3.721 in. Bore, 1.2mm, 1.2mm, 2.0mm Thickness, V6, Set

Part Number: MAH-42172CP020

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Single Piston

Part Number: MAH-S2243451030

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5538045

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5107040

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Piston, Hypereutectic, Flat, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB112-030

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Piston, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, V8, Each

Part Number: UEM-SKB228-030

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 3.691 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, L6, Set

Part Number: MAH-41907CP030

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Engine Piston Ring Set, Engine Piston Ring Set

Part Number: MAH-42126CP

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Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 10.00;1 Compression Ratio, Kit

Part Number: UEM-KB272-005

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Piston Rings, Premium Ductile Ring Sets, Chrome, 3.730 in. Bore, 94.750mm Bore, 1.2mm, 1.2mm, 2.0mm Thickness, Set of 6

Part Number: HSN-2C5151030

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Pistons, Hypereutectic, Flat, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB218-040

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