Designed for Big-Block aluminum heads P/N 19418910 and P/N 19418909; Use with manifold P/N 12363406, P/N 12363407 or P/N 12363420
- Port Style:
- Oval
- Port Height (in.):
- 2.050 in.
- Port Width (in.):
- 1.820 in.
- Thickness (in.):
- N/A
- Material:
- Composite
- Upper Intake Manifold Plenum Gasket Included:
- No
- Water Crossover Style:
- N/A
- Quantity:
- Sold as a kit.
- Make:
- Chevrolet
- Engine Family:
- Chevy big block Mark IV
- Engine Sizes:
- 6.5L/396-7.4L/454
- Years:
- 1965-1990
- Engine Family:
- Chevy big block Gen V
- Years:
- 1991-1995
- Engine Family:
- Chevy big block Gen VI
- Years:
- 1996-2000
- Engine Sizes:
- 7.4L/454
