Availability
Piston Rings
Piston Rings, Steel, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: TSR-CS3690-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: SLP-R8902
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2026 if ordered today
Estimated Ship Date: Nov 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Piston Rings, Individual Plasma-Moly Steel Piston Rings, Includes Top Ring Only, 4.000 in. Bore, 1.2mm Thickness, V8, Set of 8
Part Number: MAH-3010001
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
Engine Piston Ring Set, 2-Cyl Ring Set; Triple Chrome
Part Number: HSN-2C7113
Not Yet Reviewed
Estimated Ship Date: Nov 9, 2026 if ordered today
Estimated Ship Date: Nov 9, 2026 if ordered today
Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: TSR-CL9090
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Single Cylinder, Set
Part Number: TSR-M9090-1
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: TSR-M3690-5
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.005 in. Bore, 1/16 in., 1/16 in., 1/8 in. Ring Thickness, 8-Cylinder, Set
Part Number: TSR-T0390-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.005 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: TSR-T3690-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.005 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set
Part Number: TSR-T6264-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set
Part Number: MAH-3150034
Not Yet Reviewed
Estimated Ship Date: Nov 23, 2026 if ordered today
Estimated Ship Date: Nov 23, 2026 if ordered today
4.000+5 5/64 5/64 3/16 TS1 8CYL
Part Number: TSR-TL9090-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
4.000+5 1/16 1/16 1/8 8CYL
Part Number: TSR-MS0390-5
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, 8-Cylinder, Set
Part Number: TSR-CR0390
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Piston Rings, Ductile Iron, 4.000 in. Bore, 5/64 in., 5/64 in.,3/16 in. Thickness, Single Cylinder, Set
Part Number: TSR-M9090-5-1
Not Yet Reviewed
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster