Ultra-Seal intake manifold gaskets are manufactured from cellulose/nitrile composition gasket material. Provides excellent sealing and durability. Incorporates Silicone beading around each intake and water outlet port to provide additional sealing strength on both sides of each gasket. No gasket sealer required. For OE replacement, high performance street, drag race and oval track use. Includes manifold end seals and distributor gasket.
Features- Port Height (in.):
- 2.550 in.
- Port Width (in.):
- 1.850 in.
- Thickness (in.):
- 0.120 in.
- Port Style:
- Rectangular raised port
- Gasket Material:
- Cellulose/Nitrile composition
- Water Crossover Style:
- Open
- Quantity:
- Sold as a set.
- Make:
- Chevrolet
- Engine Family:
- Chevy big block Mark IV
- Engine Sizes:
- 6.5L/396-7.4L/454
- Years:
- 1966-1990
