Fel-Pro Intake Manifold Gasket - 1.713 x 2.023 in Stock Port - Ford Modular (Pair) 24232810 which gives them about 1000%

which gives them about 1000% (that's ten times) better fatigue strength than those studs that are threaded prior to heat-treat (a very common industry practice)

Tubing does not include flare nuts (sold separately)

18 x 12 x 3 in

The center section is centered

Fel-Pro Intake Manifold Gasket - 1.713 x 2.023 in Stock Port - Ford Modular (Pair) 24232810 which gives them about 1000%Product Description: Intake Manifold Gasket 1. 713 x 2. 023 in Stock Port Plastic Ford Modular Pair Fel Pro is the leading brand of replacement and performance automotive gaskets and sealing products. Fel Pro is recognized as the industry leader for premium replacement gaskets and seals for cars, SUVs, and light and medium duty trucks. They manufacture high quality solutions for everything from specific system repairs to complete engine overhauls. Fel