Pistons & Piston Rings

Pro GPX 86.5mm/3.406 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP8650XX

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Piston Wrist Pin, 9310 Nickel Carbon Steel Alloy, 0.927 in. Diameter, 2.250 in. Length, 0.200 in. Wall, Chamfered End, Each

Part Number: JEP-92722502093C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 9, 2026 if ordered today

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Single Piston

Part Number: MAH-S2243543030

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.155 in. Bore, 1.2mm, 1.5mm, 3.0mm Thickness, Single Piston, Set

Part Number: JEP-JG31F14155-3

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Piston Rings, Gas Nitrided, 84mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8400XX

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Piston Rings, Gas Nitrided, 88.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8850XX

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Piston Rings, Gas Nitrided, 86mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8600XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 3.910 in. Bore, 1/16 in., 1/16 in. 3.0mm Thickness, Single Piston, Set

Part Number: WIS-3910HF

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Wrist Pin, .927 in. Diameter, 2.500 in.Length, 115 Grams, Square Ends, Each

Part Number: JEP-92725001593S

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Estimated Ship Date: Apr 9, 2026 if ordered today

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Piston Rings, 4.040 in. Bore, Cast Iron, 3mm., 2.38mm, 4mm, Thickness, Single Cylinder, Set

Part Number: MAH-S42170020

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston, Hypereutectic, Dish, 98.425mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Jeep, L6, 4.0L, Each

Part Number: SLP-WH802CP

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Pro GPX 81mm/3.189 Gas Ported Rings, Forged Honda B series pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP8100XX

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Piston Wrist Pins, H-13 Tool Steel, 0.927 in. Diameter, 2.250 in. Length, 0.215 in. Wall Thickness, 135 grams, Each

Part Number: SUM-S719

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Pro GPX 84.5mm/3.327 Gas Ported Rings, Forged Honda B series pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP8450XX

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Piston Rings, Gas Nitrided, 4.155 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4158GFX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5170S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Phosphate Coated, 3.765 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499030

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Piston Rings, Phosphate Coated, 4.039 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139040

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.065 in. Bore, 1.5mm, 1.5mm, 2.5mm, V8, single piston, Chevy, set

Part Number: NAL-19168090

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Piston Wrist Pins, 52100 Steel, 0.990 in. Diameter, 2.930 in. Length, 203 grams, Each

Part Number: WIS-S797

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Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-229X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.185 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-133-661-60

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Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M592030

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Piston Rings, Cast Iron, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-245X30

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Pro GPX 89mm/3.504 Gas Ported Rings, Forged Sport Compact pistons,File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP8900XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today