Total Seal Maxseal Gold Gapless Top Ring File Fit Piston Rings - Bore Size: 4.1035" - Top Ring: 1/16" - 2nd Ring: 1/16" - Oil Ring: 3/16" Fuel Tank Fill Hose Pontiac: Bonneville 65 - 66

Pontiac: Bonneville 65 - 66 6

grease or moisture (better foul weather performance)

weather conditions and abrasions

Sport Series

Overall cable length of 18'

Total Seal Maxseal Gold Gapless Top Ring File Fit Piston Rings - Bore Size: 4.1035" - Top Ring: 1/16" - 2nd Ring: 1/16" - Oil Ring: 3/16" Fuel Tank Fill Hose Pontiac: Bonneville 65 - 66Eight cylinder sets have AP (Advanced Profiling) steel top rings with extremely tight tolerances for improved combustion sealing. Sets include AP gapless top rings, conventional second rings, and standard tension oil rings. Instructions for file fitting included. Total Seal is known for their piston ring sets. They offer a wide selection of off the shelf options and also offer and the ability to custom order ring sets to meet your specifications.