Pistons, Rings, Wrist Pins, Bushings & More

Pro GPX 82mm/3.228 Gas Ported Rings, Forged Honda B series pistons, Gas Nitrided Steel top 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Sett

Part Number: SUM-GP8200XX

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Piston, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.270 in. Compression, Chevy, Each

Part Number: JEP-258199-1

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Estimated Ship Date: May 21, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.165 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP416564

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Estimated Ship Date: Jun 22, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.927 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP392712

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Pistons, 23 Degree GP, Forged, Flat Top, 2-Valve Reliefs, 4.040 in. Bore, 3.480 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Set of 8

Part Number: JEP-170690-8

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.610 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.290 in. Compression, Chevy, Each

Part Number: JEP-312691-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.800 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP380012

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Piston Rings, Pro GPX Gas Ported, 4.160 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP416043

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Piston Rings, Pro GPX Gas Ported, 73mm/2.874 in. Bore, Forged Sport Compact, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set

Part Number: SUM-GP7300XX

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Piston Rings, Pro GPX Gas Ported, 4.055 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP405512

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Piston, Forged, Dome, 2-Valve Reliefs, 4.610 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.290 in. Compression, Chevy, Each

Part Number: JEP-258202-1

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Estimated Ship Date: May 20, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.917 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP391712

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Piston Rings, Pro GPX Gas Ported, 3.907 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP390810

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Piston Rings, Pro GPX Gas Ported, 4.290 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP429064

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Pistons, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.290 in. Compression, Chevy, Set of 8

Part Number: JEP-258201-8

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.625 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Right, Each

Part Number: JEP-293085R

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Estimated Ship Date: May 18, 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, Right, Each

Part Number: JEP-232509R

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Estimated Ship Date: May 18, 2026 if ordered today

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3.445 1.0 1.2 2.8 GP 1CYL

Part Number: TSR-3445CSGP

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Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each

Part Number: JEP-232510L

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Estimated Ship Date: May 18, 2026 if ordered today

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3.425 1.0 1.2 2.8 GP 1CYL

Part Number: TSR-3425CSGP

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Piston, Forged, Dome, 2-Valve Reliefs, 4.610 in. Bore, 4.250 in. Stroke, 6.535 in. Rod, 1.120 in. Compression, Chevy, Right, Each

Part Number: JEP-293084R

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.600 in. Bore, 4.250 in. Stroke, 6.385 in. Rod, 1.290 in. Compression, Chevy, Each

Part Number: JEP-258201-1

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Left, Each

Part Number: JEP-232511L

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.060 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each

Part Number: JEP-232511R

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Right, Each

Part Number: JEP-232510R

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Estimated Ship Date: May 18, 2026 if ordered today

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