1990 Pistons & Piston Rings

Pistons, Forged, Flat, 4.030 in. Bore, 351 Ford, Set of 8

Part Number: DMS-8720-4030W

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, Ford, SBF, Set of 8

Part Number: SUM-17302C-20

1.0 out of 5 stars ( 1 )

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Piston, SX Series, Forged, Dish Top, 4.030 in. Bore, Ford, Set of 8

Part Number: DMS-8883-4030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 6, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, L8, V8, Set of 8

Part Number: HSN-2M4346

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Piston, 2618 Forged Aluminum, Flat, 3.209 in. Bore, 1.0mm, 1.2mm, 2.8mm Ring Grooves, for use on Honda®/Acura®, L4, Each

Part Number: WIS-6542M815AP

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Piston and Ring Kit, Forged, Dome, 4.310 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-IC789KTD-060

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Piston, Dome, 4.280 in. Bore, 4.250 in. Stroke, 6.385 in. Rod Length, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy Big Block, Set of 8.

Part Number: PIS-1000307

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Estimated Ship Date: May 5, 2026 if ordered today

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Piston Rings, Moly, 3.935 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-234K60

5.0 out of 5 stars ( 3 )

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Pistons, Hypereutectic, Flat, 4.280 in. Bore, Chevy, Set of 8

Part Number: UEM-KB202-030

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Estimated Ship Date: Apr 27, 2026 if ordered today

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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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Pistons, Hypereutectic, Dish, 92.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring, Toyota, 4-Cylinder, Set of 4

Part Number: UEM-KB323-5MM

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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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 )

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Piston and Ring Kit, Forged, Dome, 4.280 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-IC782KTD-030

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Piston and Ring Kit, Claimer, Hypereutectic, Dome, 4.060 in. Bore, Chevy, Small Block, Kit

Part Number: UEM-9903HCKTM060

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Estimated Ship Date: Apr 27, 2026 if ordered today

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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 )

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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, Premium Piston Ring Sets, Chrome, 4.016 in. Bore, 3.0mm, 2.38mm, 4.0mm Thickness, Single Cylinder Set, L6, Set

Part Number: MAH-S42221

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Pistons, Hypereutectic, Flat, 4.400 in. Bore, Ford, Set of 8

Part Number: UEM-KB137-040

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Forged Pro pistons for Chrysler 360, 4.030 bore, 1.670 C.H., 3.580 in. stroke, 6.123 in. rod, 7cc flat top 10.8@60cc, 10.4@63cc, 10.2@65cc, 9.4@73cc.

Part Number: SUM-SBM360030

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Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-KB107KTM-060

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Piston and Ring Kit, Forged, Flat, 4.030 in. Bore, Mopar, Small Block, Kit

Part Number: UEM-IC744KTD-030

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Pistons, Hypereutectic, Chevy 350, Dish, 4.000 in. Bore, Each

Part Number: SLP-WH423DCP

4.75 out of 5 stars ( 4 )

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Piston and Ring Kit, FHR Forged, Dome, 4.320 in. Bore, Chevy, Big Block, Kit

Part Number: UEM-IC9919KTM070

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Forged Pro pistons for 383 Stroker Chevy Long Rod, 4.040 bore, 1.125 C.H., 3.75 in. stroke, 6 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc

Part Number: SUM-SBC383040L

5.0 out of 5 stars ( 1 )

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Forged Pro pistons for 383 Stroker Chevy, 4.040 bore, 1.425 C.H., 3.75 in. stroke, 5.7 in. rod, 9cc reverse dome 10.5@64cc, 10.1@67cc, 9.7@72cc.

Part Number: SUM-SBC383040

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