Pistons, Rings, Wrist Pins, Bushings & More

Piston Rings, Pro GPX Gas Ported, 4.040 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP404010

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Piston and Ring Kit, Dish, Cast Aluminum, 4.035 in. Bore, 4.724 in. Stroke, Dodge, Cummins, 12v, Set of 6

Part Number: MLE-197952335

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Pistons, Cast, Dish, 4.110 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, AMC, V8, Set of 8

Part Number: UEM-2225C-030

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Piston Rings, Pro GPX Gas Ported, 4.060 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP406012

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Piston Rings, Pro GPX Gas Ported, 4.440 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP444016

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Piston Rings, Plasma-moly, 4.360 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR2690-5

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Pistons, Forged, Dome, 3.630 in. Bore, Ford, Modular V8, Set of 8

Part Number: MAN-598000C-8

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston Ring Set

Part Number: HSN-SN4190

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Pistons, Forged, Dished, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, 351, Cleveland, Set of 8

Part Number: TFS-51604330-125

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Piston Rings, Steel, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CS0690-35

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Piston Rings, Cast Iron, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X60

5.0 out of 5 stars ( 3 )

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Piston and Ring Kit, Hypereutectic, Dish, 4.020 in. Bore, Ford, Small Block, Kit

Part Number: UEM-KB364KTM-020

5.0 out of 5 stars ( 1 )

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Piston Rings, Pro GPX Gas Ported, 4.600 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP460046

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Piston Rings, Plasma-moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR9090-40

3.0 out of 5 stars ( 1 )

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Piston Rings, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000AM8-030

4.9 out of 5 stars ( 10 )

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Pistons, Forged, 4.500 in. Bore, 4.250 in. Stroke, Flat Top, 6.385 in. Rod Length, 0.990 in. Pin Diameter, BBC, Chevy, Set of 8

Part Number: PIS-1000264

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Piston and Ring Kit, Power Pak Plus, 4.030 in. Bore, 3.500 in. Stroke, 6.125 in Rod, Dish, Forged, Chevrolet, 350 CID, Kit

Part Number: MLE-930210830

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 25, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.185 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP418543

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Piston Rings, Pro GPX Gas Ported, 4.080 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP408012

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Piston Rings, Plasma-Moly, Standard Gap, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SLP-R990430

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Oil Ring Support Rail, 4.030-4.059 in. Bore, Spring Steel, Each

Part Number: JEP-4030-183

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Piston Set, 289 / 302 / 5.0 SBF 289 - 302 K1-FX Series -2cc Flat Top Twisted Wedge Piston Set. 4.030 bore

Part Number: DMS-K1-3502-4030

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Piston Rings, Ductile Iron, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R-19102-65

5.0 out of 5 stars ( 3 )

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Piston Rings, Gas Nitrided, 3.903 in. Bore, 0.047 in., 0.047 in. 3.0mm Thickness, Single Piston, Set

Part Number: WIS-3905GFX

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Pistons, Hypereutectic, Flat, 96.76mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, V8, Set of 8

Part Number: UEM-3520HC-75MM

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Estimated Ship Date: Dec 15, 2025 if ordered today

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