Pistons & Piston Rings

Piston Rings, Plasma-Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553100

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: DMS-RSMR100-4000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.057 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-297K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50564CP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Engine Piston Ring

Part Number: HSN-2M5433

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 3.917 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-41904CP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139070

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Performance Piston Ring Sets, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-cylinder, Set

Part Number: SLP-E-921X

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-296K40

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.000 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-530K

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Piston Rings, Claimer Series Performance Piston Ring Sets, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-CM5532030

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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

Part Number: DMS-RSMR100-4060

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston, Pro LS, 4.000 in. Bore, Forged Aluminum, Flat Top, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S454000-2

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.060 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K60

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Piston Rings, Performance Series, 4.320 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4325MS

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Moly, 4.090 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-180K40

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.039 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, W8, Set

Part Number: HSN-2M598

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 4.309 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M683060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.630 in. Bore, 1.2mm, 1.2mm, 2.5mm Thickness, L8, V8, Set of 8

Part Number: HSN-2M4599

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-245K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.907 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, L8, V8, W8, Set

Part Number: HSN-2M4897010

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Cast Iron, 3.750 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-240X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 3.950 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-178K40

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Single Piston

Part Number: MAH-S0031

Not Yet Reviewed

Estimated Ship Date: Sep 5, 2025 if ordered today

• Drop Ship
• Special Order