The same TS1 eight cylinder piston ring sets, but file-fitting is not required. Sets include conventional ductile iron top rings, gapless second rings and standard tension oil rings.Pit Stop USA offers Total Seal TS1 File-Fit Gapless Second Ring Piston Ring Set - Bore Size: 4.005" - Top, 2nd, Oil Ring Size: 1, 16-1, 16-3, 16" T3690-5 at low everyday prices. Be sure to check out all of our products from Total Seal including Total Seal TS1 File-Fit Gapless Second Ring Piston Rings.
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