Mr. Gasket Ultra-Seal Intake Manifold Gasket - 0.06 in Thick - 1.85 x 2.55 in Rectangular Port - Composite - Big Block Chevy MAC-2P-KIT Designed to fit GM LS1

Designed to fit GM LS1

Flame retardant

Trans Ratio

To make it easier to hold the socket in its proper position on the hose while the nipple is threaded into it

1981-1993 Dodge W250

Mr. Gasket Ultra-Seal Intake Manifold Gasket - 0.06 in Thick - 1.85 x 2.55 in Rectangular Port - Composite - Big Block Chevy MAC-2P-KIT Designed to fit GM LS1Mr. Gasket Ultra Seal Intake Gasket 5817 Rectangle Raised Port Port Dimensions W 1. 75 in. x H 2. 5 in. 1 16 in. Thick Nitrile Rubber and Fiber Will Not Crack Or Split Resists Wicking Withstands 600+ Temps Silicone Bead Around Port Creates Tight Leak proof Seal Applications include: Bel Air, Biscayne, Blazer, Blazer K5, Brookwood, C10 Pickup, C10 Suburban, C15 Pickup, C15 Suburban, C15 C1500 Pickup, C15 C1500 Suburban, C1500 Pickup, C1500 Suburban,