Ring Compressor, Aluminum, Black Anodized, 4.030 in. Bore, Each

Part Number: SME-904030

4.94 out of 5 stars ( 143 )

Estimated Ship Date: Tomorrow

Assembly Lubricant, Piston & Piston Ring, 8 fl.oz. Bottle, Each

Part Number: TSR-AL8

5.0 out of 5 stars ( 16 )

Cannot be shipped Internationally

• Restricted

Dry-Film Lubricant, Quick Seat, Cylinder Wall, 2 grams, Each

Part Number: TSR-QS

4.67 out of 5 stars ( 18 )

Cannot be shipped Internationally

• Restricted

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

Part Number: SUM-134-CM553230

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Piston Ring Compressor, Aluminum, Black Anodized, PTFE Coated, Tapered, 4.030 in./102.36mm Bore, Each

Part Number: WIS-RCS40300

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R977135

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Ring Compressor, Aluminum, Red Anodized, 4.030 in. Bore, Each

Part Number: PRO-67445

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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

Part Number: SLP-R890230

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Ring Compressor, Solid, Aluminum, Black Anodized, 4.030 in. Diameter, Each

Part Number: BTC-BTRRC4030

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

Part Number: SUM-135-2M552330

Not Yet Reviewed

Estimated Ship Date: Dec 7, 2026 if ordered today

• Special Order

Premium Piston Ring Set

Part Number: SLP-R990230

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

• Free Shipping

Piston Installation Tool, Nylon Composite, Steel Shot Filled Chamber, Each

Part Number: PRO-67571

Not Yet Reviewed

Estimated Ship Date: Tomorrow