Pistons & Piston Rings

Piston Rings, Plasma-moly, 4.187 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-3150190005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, SB Chev, DM, 4.125"

Part Number: HRS-841200603R

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

PISTONS

Part Number: UEM-KB661LCA-STD

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: JEP-212136S

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston and Ring Kit, Forged, 3.518 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB925C-020

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Premium Piston Ring Sets, Plasma-moly, 4.360 in. Bore, 2.0mm, 2.0mm, 4.0mm Thickness, V8, Set

Part Number: MAH-41751

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Cast, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Small Block, Set of 8

Part Number: UEM-1273-040

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Premium Piston Ring Sets, Plasma-moly, 3.445 in. Bore, 1.2mm, 1.2mm, 2.0mm Thickness, L4, Set

Part Number: MAH-42282CP

Not Yet Reviewed

Estimated Ship Date: Sep 26, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5536080

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 3.800 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP380010

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 0.043 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP450046

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Pro GPX Gas Ported, 4.630 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP463016

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pistons, Silvolite Series Piston, 3.790 in.Bore, 3 in Stroke, Cast Aluminum, Stock Stroke,1.780 Compression Height, 0.927 in. Press Fit Wrist Pin. Set

Part Number: UEM-1410-040

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hypereutectic, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, L6, Set of 6

Part Number: UEM-3118H-040

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Performance Series, Sport Compact, Drop In, 84.00 mm Bore, 1.0mm, 1.2mm, 2.8mm, 6-Cylinder, Set

Part Number: MLE-8400MS-10-6

Not Yet Reviewed

Estimated Ship Date: Sep 11, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.155 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9050030

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

PISTON SET

Part Number: UEM-3458HC-060

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Hyperuetectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 6

Part Number: UEM-1186H-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Pistons, Cast, Dome, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Set of 8

Part Number: UEM-1434-030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.087 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045087

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Pistons, Hypereutectic, 3.484 in. Bore, Flat, 1.082 in. Comp. Height, Floating Pin, 1.2mm x 1.5mm x 2.0mm Ring Grooves, Dodge, GM, Saturn, Set of 4

Part Number: UEM-3537HCA5MM

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Pro GPX Gas Ported, 4.290 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP429016

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Plasma-Moly, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC486041655

Not Yet Reviewed

Estimated Ship Date: Oct 17, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Pistons, Cast, Dish, 4.411 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1635-060

Not Yet Reviewed

Estimated Ship Date: Sep 29, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order