Mr. Gasket's Performance gasket material is a medium gray material available in .031", .047", .062", .093" and .125" thicknesses. This is a low density material that conforms well to irregular flange surfaces and has very good crush resistance at high flange pressures. Intended for sealing oils, water and coolant in applications up to 350 degrees Fahrenheit.
- Port Style:
- Rectangular raised port
- Port Height (in.):
- 2.550 in.
- Port Width (in.):
- 1.850 in.
- Thickness (in.):
- 0.600 in.
- Material:
- Composite
- Upper Intake Manifold Plenum Gasket Included:
- No
- Water Crossover Style:
- Open
- Quantity:
- Sold as a kit.
- Notes:
- This gasket will not fit a stock head.
- Make:
- Chevrolet
- Engine Family:
- Chevy big block Mark IV
- Engine Sizes:
- 6.5L/396-7.4L/454
- Years:
- 1966-1990
