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Total Seal AP Advanced Profiling Top Piston Rings

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Total Seal AP Advanced Profiling top piston rings are the flattest, tightest tolerance piston rings available anywhere. Intended for hard core racing, they are curr
Total Seal AP Advanced Profiling top piston rings are the flattest, tightest tolerance piston rings available anywhere. Intended for hard core racing, they are currently in use at the highest levels of stock car, drag, and open wheel competition. Get the same horsepower producing piston ring technology that Total Seal delivers to the top engine builders in NASCAR Cup, IndyCar, NHRA, IHRA, and Formula 1.

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
Total Seal AP Advanced Profiling top piston rings are the flattest, tightest tolerance piston rings available anywhere. Intended for hard core racing, they are currently in use at the highest levels of stock car, drag, and open wheel competition. Get the same horsepower producing piston ring technology that Total Seal delivers to the top engine builders in NASCAR Cup, IndyCar, NHRA, IHRA, and Formula 1.

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

Results 1 - 15 of 15

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

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Estimated Ship Date: Oct 30, 2026 if ordered today

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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

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Estimated Ship Date: Oct 30, 2026 if ordered today

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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

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SINGLE RING

Part Number: TSR-100705

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Piston Rings, Steel, Chromium Nitride, 4.030 in. Bore, 0.059 in. Thickness, Top Ring, Each

Part Number: TSR-101038

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Piston Rings, AP Advanced Profiling Top Rings, Steel, 4.505 in. Bore, 0.062 in. Groove, Each

Part Number: TSR-100098

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, AP Advanced Profiling Top Piston Ring, 3.556 in. Bore, Chromium Nitride, 0.059 in. Thick, Each

Part Number: TSR-100678

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, AP Advanced Profiling, Top, 4.130 in. Bore, Chromium Nitride, Each

Part Number: TSR-100068

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, Advanced Profiling, 4.045 in. Bore, 0.062 in. Thick, Gapless, Chromium Nitride, Top Ring, Each

Part Number: TSR-100066F

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, AP Advanced Profiling, Top Piston Ring Only, 4.380 in. Bore, Steel, Chromium Nitride, Each

Part Number: TSR-100097F

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, Steel with Plasma-moly Facing, 3.405 in. Bore, 1.5mm Thick, Single Top Piston Ring Only, Each

Part Number: TSR-101974

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Ring, Top, Gapless, 4.135 in. Bore, Chromium Nitride, Each

Part Number: TSR-101013F

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Rings, Steel, Chromium Nitride, 4.170 in. Bore, 0.043 Thickness, Top Ring, Each

Part Number: TSR-100014

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Piston Rings, AP Advanced Profiling, Top Ring, 4.150 in. Bore, 0.043 in. Thickness, Steel, Chromium Nitride, Each

Part Number: TSR-100151

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Estimated Ship Date: Oct 30, 2026 if ordered today

PISTON RING

Part Number: TSR-100213

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Estimated Ship Date: Oct 30, 2026 if ordered today

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Estimated Ship Date: Oct 30, 2026 if ordered today

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