1953-1974 Exhaust Manifold Donut Gasket Sleeve 2.5 Inch - OEM Number(s) (3757555)
Our Exhaust Manifold Donut Gasket Sleeve is essential when replacing the Donut Gasket on your Corvette. Protects the Donut from excessive heat and prolongs gasket life.
- Fits: 1953-1965 HIPO small Blocks w/ 2.5" Exhaust Manifolds
- Fits: 1965-1974 Big Block Engines
- 2.5" sleeve
Note: 1962-1965 300, 340HP Carbureted and 360/365/375HP Fuel Injected High Performance 327's were the only original Corvette small blocks originally equipped with the "901/942/902" 2.5" exhaust manifolds. Obviously, if these manifolds have been fitted to your later model small block, this sleeve will work.
Also known under these part numbers: (For reference only)
- 322119
- 3757555
- 686420046080