Pistons & Piston Rings

Piston and Ring Kit, Forged Aluminum, 87.000mm Bore, Polaris, Kit

Part Number: WIS-40106M08700

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Pistons, Cast, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block, Set of 8

Part Number: UEM-1271-040

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston, Forged, Flat Top, Single Valve Reliefs, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-257965-1

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Piston, Forged, Dome, 2-Valve Relief, 4.125 in. Bore, 4.000 in. Stroke, 6.000 in. Rod, 1.00 in. Compression, Chevy, Left, Each

Part Number: JEP-301426L

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Piston, Forged, Dome, 2-Valve Relief, 4.530 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-258239-1

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Estimated Ship Date: Oct 1, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.135 in. Bore, File Fit, 0.043 in., 0.043 in., 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-3150164015

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Phosphate

Part Number: HSN-624

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Piston Rings, Performance Series, 4.160 in. Bore, Plus 0.005 in., File Fit, 1.0mm, 1.0mm, 2.0mm, 8-Cylinder, Set

Part Number: MLE-4165MS-112

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Pistons, Cast, Flat, 3.860 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Y-Block, Set of 8

Part Number: UEM-1066-060

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Each

Part Number: MAH-2243497040

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Ring Set, Moly - GMC Trk. 395 V-8 Diesel Eng. 1992-95

Part Number: MAH-41718040

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Piston and Ring Kit, Forged Aluminum, 74.000mm Bore, Honda®, Kit

Part Number: WIS-PK1221

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Pistons, Cast, Flat, 3.830 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring, Ford, Y-Block, Set of 8

Part Number: UEM-1066-030

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Pistons, Cast, Flat, 3.467 in. Bore, 3/32 in., 3/32 in., 5/32 in., 5/32 in. Ring Grooves, Mopar, L6, Set of 6

Part Number: UEM-1281-030

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB905C-020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston Rings, 3.776 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile Iron, Plasma-moly, 8-Cylinder, Set

Part Number: UEM-3736BD8040

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Piston and Ring Kit, Forged, 3.895 in. Bore, Harley-Davidson®, 10.00:1 Compression Ratio, Kit

Part Number: UEM-KB908C-020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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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: Oct 20, 2025 if ordered today

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Piston and Ring Kit, Forged, 4.020 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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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: Oct 20, 2025 if ordered today

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Piston and Ring Kit, Forged, 4.135 in. Bore, Harley-Davidson®, 9.50:1 Compression Ratio, Kit

Part Number: UEM-KB916C-010

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston and Ring Kit, Forged, 4.125 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB918C-STD

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in, 1/16 in. 3.0mm Thickness, 8-Cylinder, Set

Part Number: JEP-J30008-41255

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Estimated Ship Date: Sep 29, 2025 if ordered today

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Powersports Piston, Forged 4032 Alloy, 4.020 in. in. Bore, 1.086 in. Compression Height, Dome, -5.1cc, 0.020 in. Oversize, 0.927 in. Pin, Harley®, Set

Part Number: UEM-KB661C020

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Piston and Ring Kit, Forged Aluminum, 73.000mm Bore, Honda®, Kit

Part Number: WIS-PK1219

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Estimated Ship Date: Oct 6, 2025 if ordered today

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