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" 2120014 This insulation not only insulates

This insulation not only insulates your vehicle from the heat of the road but also reduces unwanted vibration and noise

Does not fit models with optional 4 gauge pack in front of shifter

GM A-Body 1965-67

power steering or dry sump tank

Chevrolet:Small-Block Gen I Vortec

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" 2120014 This insulation not only insulatesEight 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.