Pistons & Piston Rings

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: Today

Piston Rings, Moly, 4.030 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-458K30

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Piston Rings, Cast Iron, 4.320 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-424X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: SLP-E-286K

Not Yet Reviewed

Estimated Ship Date: Today

Ring Compressor, Aluminum, Black Anodized, Non-Adjustable, 4.310 in., Each

Part Number: TSR-RC4310

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.350 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M692030

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-51497CP

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Moly, 3.780 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-222K30

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Today

Piston Rings, Cast Iron, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R-690260

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000BM8-030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.094 in. Bore, Plasma-moly, 1.2mm, 1.2mm, 2.0mm Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M5379

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Moly, 4.120 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-299K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Single Piston

Part Number: MAH-S2242897

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Special Order

Piston Rings, Phosphate Coated, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-4860

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, 0.020 in. Oversize, 3.895 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 4.0mm Ring Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M4815020

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Performance, 3.465 in. Bore, 1.2mm, 1.2mm, 2.8mm, 4-Cylinder, 4 Sets

Part Number: MLE-8800MS-12

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

Piston Rings, Moly, 3.910 in. Bore, 5/64 in., 5/64 in., 5/32 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-642K

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 6-Cylinder, Set

Part Number: SLP-E-920K

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

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: Today

Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.000 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm Ring Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M4862

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Plasma-Moly, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553400

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

• Special Order

Ring Compressor, Aluminum, Black Anodized, Non-Adjustable, 4.185 in., Each

Part Number: TSR-RC4185

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today