Restore proper vapor containment and factory function with this rubber gas cap gasket for 1963–1974 Corvettes. Over time, original gaskets degrade—leading to poor sealing, fuel vapor loss, or rattling caps. This fresh replacement restores correct seal performance between your fuel cap and filler neck.
Features • Rubber replacement gasket for fuel cap sealing • Correctly fits between gas cap and filler neck • Measures 3.3" outer diameter, 2-3/4" inner diameter • Gasket width is 1/4", 1/16" thick nitrile rubber • Seals vapors and cushions cap for proper seating
Dimensions and Weight • Outer Diameter: 3.3" • Inner Diameter: 2-3/4" • Thickness: 1/16" • Width: 1/4" sealing surface
Because Details Matter Fuel vapors shouldn’t leak—and neither should your restoration credibility. A fresh gas cap gasket helps eliminate odor, improve seal, and keep your fuel system tight. This simple part plays a key role in appearance and performance.