1990 Pistons & Piston Rings

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.875 in. Stroke, 6.000 in. Rod, 1.062 in. Compression, Chevy, Each

Part Number: JEP-144995S

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Piston, Forged, Dome, 2-Valve Reliefs, 4.350 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139533S

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Piston, Forged, Dome, Single Valve Relief, 4.625 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Right. Each

Part Number: JEP-281920-1

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Piston, Forged, Dome, 2-Valve Reliefs, 4.320 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-258258-1

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Piston, Forged, Dome, 2-Valve Reliefs, 4.610 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-258198-1

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Piston, Forged, Flat Top, Single Valve Relief, 4.310 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-139478S

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Piston, 18-Degree, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each

Part Number: JEP-190422L

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Piston, Forged, Dome, Single Valve Relief, 4.600 in. Bore, 4.000 in. Stroke, 6.385 in. Rod, 1.395 in. Compression, Chevy, Each

Part Number: JEP-152155S

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Piston, Forged, Dish, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Each

Part Number: JEP-139629S

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Piston, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Left, Each

Part Number: JEP-258026L

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Piston and Ring Kit, Forged Aluminum, 3.508 in. Bore, Harley-Davidson®, Kit

Part Number: WIS-4725P1

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Pistons, Professional Series, Quick 16, Forged Aluminum, Dome, 4.560 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60023B6

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Engine Piston, Suz LT80 '87-06/Kaw KFX80 '03-06 1998CD

Part Number: WIS-673M05075

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Pistons, Quick 16 Series, 2618 Forged Aluminum, Dome, 4.615 in. Bore, 4.250 in. Stroke, 6.800 in. Rod, Chevrolet, Big Block, Each

Part Number: WIS-6481B115

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Pistons, Professional Series, Forged Aluminum, Dome, 4.610 in. Bore, Stroked, Chevy, Big Block, Each

Part Number: WIS-60159B110

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Pistons, Cast, Dish, 4.059 in. Bore, Cummins, L6, Diesel, Each

Part Number: SLP-2743PN100MM

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Estimated Ship Date: Apr 10, 2026 if ordered today

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Piston, 23 Degree. Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 6.200 in. Rod, 1.050 in. Compression, Chevy, Left, Each

Part Number: JEP-181909L

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ProX Piston Kit XR600R '85-00 (97.00mm)

Part Number: PXR-01-1654-000

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Piston, 23 Degree, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 5.700 in. Rod, 1.425 in. Compression, Chevy, Right, Each

Part Number: JEP-182017R

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Piston, Forged, Dome, Single Valve Relief, 4.560 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-338178S

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Piston, Forged, Dish, 2-Valve Reliefs, 4.030 in. Bore, 3.250 in. Stroke, 5.400 in, Rod, 1.175 in. Compression, Ford, Each

Part Number: JEP-232471-1

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Piston, Forged, Dome, 2-Valve Reliefs, 4.310 in. Bore, 4.000 in. Stroke, 6.535 in. Rod, 1.245 in. Compression, Chevy, Each

Part Number: JEP-139836S

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Piston, Ultra-Light GP, Forged, Flat Top, 2-Valve Reliefs, 4.030 in. Bore, 3.500 in. Stroke, 6.000 in. Rod, 1.250 in. Compression, Chevy, Left, Each

Part Number: JEP-187698L

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Pistons, Professional Series, Forged Aluminum, Flat Top, 4.030 in. Bore, Rings Included, Left Side, Chevy, Small Block, Each

Part Number: WIS-60003LX3

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Piston, Forged, Flat, 3.810 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, L4, Each

Part Number: WIS-6157A3

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