Pistons & Piston Rings

Piston Rings, Performance Series, 4.165 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4170ML

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Today

2.835 1.0 1.2 2.8 TS1 1CYL

Part Number: TSR-T2835XC

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Moly, 4.123 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-232K30

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, Moly, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-243K20

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.070 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M694030

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston Rings, Performance Series, 4.250 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4250MS

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Dec 22, 2025 if ordered today

Piston Rings, Piston Ring Sets, 0.030 in. Oversize, 3.905 in. Bore, Phosphate Coated, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-660030

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Moly, 96.75mm Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-937K75MM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Single Piston

Part Number: MAH-S2243409010

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.280 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8/V8, Set of 8

Part Number: HSN-2M4718030

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Performance Series, 4.375 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4380MS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: HSN-2M577030

Not Yet Reviewed

Estimated Ship Date: Dec 18, 2025 if ordered today

• Drop Ship
• Special Order

Piston Rings, Piston Ring Sets, Standard Size, 4.000 in. Bore, Phosphate Coated, 1.5mm, 1.5mm, 4.0mm Ring Thickness, L8, V8, Set of 8

Part Number: HSN-4726

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: HSN-2M5662S040

Not Yet Reviewed

Estimated Ship Date: Today

Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-5615

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Today

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

Piston Rings, Plasma-moly, 4.560 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-45605

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Piston Rings, Plasma-moly, 3.661 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4790

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 18, 2025 if ordered today

• Special Order

Piston Rings, Plasma-moly, 3.581 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-2M4628030

Not Yet Reviewed

Estimated Ship Date: Today

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

Not Yet Reviewed

Estimated Ship Date: Today

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: 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