1991 Pistons & Piston Rings

Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, GM 4-Cylinder, Set of 4

Part Number: UEM-KB223-030

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M4745030

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Pistons, Cast, Flat, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-030

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Pistons, Cast, Flat, 3.970 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-060

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Pistons, Cast, Flat, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-STD

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Pistons, Cast, Dish, 4.100 in. Bore, AMC, Set of 8

Part Number: UEM-2225C-020

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Pistons, Cast, Flat, 3.930 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-020

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Estimated Ship Date: Mar 19, 2026 if ordered today

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Piston Rings, Chrome, 46.50mm, Suzuki, Set

Part Number: WIS-1830CS

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 67.000mm Bore, Yamaha, Kit

Part Number: WIS-PK1093

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Estimated Ship Date: Mar 5, 2026 if ordered today

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

Part Number: UEM-KB925C-020

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.503 in. Bore, Harley-Davidson®, 8.60;1 Compression Ratio, Kit

Part Number: UEM-KB258-005

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.518 in. Bore, Cast Iron Rings, Harley-Davidson®, Kit

Part Number: UEM-KB305-020

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Estimated Ship Date: Mar 18, 2026 if ordered today

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Piston Rings, Moly, 3.507 in. Bore, Buell, Harley-Davidson®, Set

Part Number: WIS-3507X

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Rings, Chrome, 67.00mm, for use on Honda®, Kawasaki, Yamaha, Each

Part Number: WIS-2638XC

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Rings, Moly, 3.528 in. Bore, Harley-Davidson®, Set

Part Number: WIS-3527X

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Piston Rings, Chrome, 100.00mm Bore, for use on Honda®, Set

Part Number: WIS-3937XH

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.500 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-140329S

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5761030

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-139832S

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston, Forged, Dome, Single Valve Relief, 4.310 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-212157S

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston, Forged, Dish, 4-Valve Reliefs, 4.005 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.560 in. Compression, Chevy, Each

Part Number: JEP-324858S

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.030 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each

Part Number: JEP-271058S

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.780 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 4.0mm Ring Thickness, L4, Set of 4

Part Number: HSN-2M5761

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Estimated Ship Date: Feb 24, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.498 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 5/32 in. Ring Thickness, L2, V2, Pair

Part Number: HSN-2M6164

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.930 in. Bore, 5/64, 5/64, 5/32 Ring Grooves, Mopar, V6, Set of 6

Part Number: UEM-3236HC-020

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Estimated Ship Date: Mar 19, 2026 if ordered today

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