Pistons & Piston Rings

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.898 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4897S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5662S040

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: Tomorrow

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S43780-7F

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Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.020 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5170S020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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: Tomorrow

Piston Rings, Plasma-moly, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M683020

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.040 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-458K40

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 3.790 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-222K40

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Piston Rings, Cast Iron, 3.563 in. Bore, 3/32 in., 3/32 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-237X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-4394020

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S274065-2

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Phosphate Coated, 4.080 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-574030

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.2mm, 2.5mm Thickness, L2, V2, Set

Part Number: HSN-2M5299

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: SUM-134-CM553140

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: SLP-E-251KC30

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Piston, PIST-HEMI 6.1/DISHED/4.080 COA

Part Number: MAN-598680PC-1

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: SLP-E-251KC40

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, 0.020 in. Oversize, 3.930 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8/V8, Set of 8

Part Number: HSN-2M148020

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

• Drop Ship
• Special Order

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: Tomorrow

• Free Shipping

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: Tomorrow

Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. 6-Cylinder, 0.190 in. Deep Groove, VIN Z, Set

Part Number: SLP-E-459K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Rings, Moly, 4.093 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-232K

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.380 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-296K20

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: HSN-2M683070

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow