Availability
Total Seal AP Advanced Profiling Top Piston Rings
Not Yet Reviewed
AP Advanced Profiling top rings are produced to extremely close axial and radial tolerances with minimal surface roughness. Face coatings include plasma-moly or state-of-the-art proprietary PVD coatings. Total Seal
AP Advanced Profiling top rings are produced to extremely close axial and radial tolerances with minimal surface roughness. Face coatings include plasma-moly or state-of-the-art proprietary PVD coatings. Total Seal Diamond Finish second rings are produced to the same tight tolerances and are available with a standard taper face or a sharp edge technology Napier design. Combine the two with Total Seal special application oil rings, they are the ultimate ring sets.
Additional features and benefits of Total Seal AP Advanced Profiling top piston rings:
* Manufactured from 440B stainless steel
* Stronger, longer life, and the most precise tolerances
* Saves money (fewer teardowns)
* Thinner, flatter, and lighter
* Conforms better to the cylinder wall
* 1.0mm and larger available in any bore size from 2.992 in. to 5.125 in.
* Special axial-sizing available
* Works well in all applications, notably dirt environments
* Easier on cylinders, reducing bore wear
* Uses C33 face coating; doesn't allow dirt to penetrate coating
* Available in gapless or conventional styles
Showing In Stock Items. Show All 24 Items.
Piston Rings, Stainless Steel Top Ring, Iron Napier Second Ring, Stainless Steel High Tension Oil Ring, 4.125+5 in., 0.043in., 0.043in., 0.043in,.Set
Part Number: TSR-CSH4434125
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Rings, Steel, Chromium Nitride, 4.215 in. Bore, 1/16 in. Thickness, Top Ring, Each
Part Number: TSR-101617
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, Advanced Profiling, 3.505 in. Bore, 0.062 in. Thick, Chromium Nitride, Top Ring, Each
Part Number: TSR-100414
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
SINGLE RING
Part Number: TSR-100705
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, Steel, Chromium Nitride, 4.030 in. Bore, 0.059 in. Thickness, Top Ring, Each
Part Number: TSR-101038
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Piston Rings, AP Advanced Profiling Top Rings, Steel, 4.505 in. Bore, 0.062 in. Groove, Each
Part Number: TSR-100098
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, AP Advanced Profiling Top Piston Ring, 3.556 in. Bore, Chromium Nitride, 0.059 in. Thick, Each
Part Number: TSR-100678
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, AP Advanced Profiling, Top, 4.130 in. Bore, Chromium Nitride, Each
Part Number: TSR-100068
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, Advanced Profiling, 4.045 in. Bore, 0.062 in. Thick, Gapless, Chromium Nitride, Top Ring, Each
Part Number: TSR-100066F
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, AP Advanced Profiling, Top Piston Ring Only, 4.380 in. Bore, Steel, Chromium Nitride, Each
Part Number: TSR-100097F
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, Steel with Plasma-moly Facing, 3.405 in. Bore, 1.5mm Thick, Single Top Piston Ring Only, Each
Part Number: TSR-101974
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Ring, Top, Gapless, 4.135 in. Bore, Chromium Nitride, Each
Part Number: TSR-101013F
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Rings, Steel, Chromium Nitride, 4.170 in. Bore, 0.043 Thickness, Top Ring, Each
Part Number: TSR-100014
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
Piston Rings, AP Advanced Profiling, Top Ring, 4.150 in. Bore, 0.043 in. Thickness, Steel, Chromium Nitride, Each
Part Number: TSR-100151
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 2026 if ordered today
PISTON RING
Part Number: TSR-100213
Not Yet Reviewed
Estimated Ship Date: Oct 30, 2026 if ordered today
Estimated Ship Date: Oct 30, 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