Mopar V8 (Pre Magnum) 318, 340, 360 Remflex Exhaust Manifold Gaskets REM6027Mopar V8 (Pre Magnum) 318, 340, 360 Remflex Exhaust Manifold Gaskets REM6027 Exhaust Header and Manifold Gaskets, Stock Port, Graphite, Chrysler, Dodge, Plymouth, Small Block, Pair Port Style: Stock Gasket Material: Graphite Port Height (in.): 1. 750 in. Port Width (in.): 1. 250 in. Thickness (in.): 0. 125 in. Quantity: Sold as a pair. Notes: Suggested torque is 20 ft. lbs. Remflex Exhaust Header Gasket Sets Remflex exhaust header gasket sets feature