Straight from the AFR website.
Intake Port Gasket, 1.280” x 2.100” with 3/8” radius AFR #6832
Exhaust Port Gasket Fel Pro #1415, AFR #6837
Summit.
Fel-Pro Performance Intake Manifold Gasket Sets
Intake Gaskets, Printoseal, 2.10 in. x 1.28 in. Port, .060 in. Thick, Ford, 260/ 289/ 302/ 351W, Set
Tim