Mr. Gasket MLS Header Gaskets - 4808G crew-cab Barrels 4 Billet Color Hard

Barrels 4 Billet Color Hard Core Gray with Black Booster Annular Billet Insert Brand Holley Carburetor Use Professional Race CFM 1050 Choke None Circuit 3 Condition New Emission Code 4 Finish Hard Core Gray Fuel Gasoline Fuel Inlet Dual High Speed Air Bleed 40 Idle Air Bleed Size 53 Intermediate Air Bleed 63 Marine Use No Material Aluminum Model 4500 Needle and Seat Size 120

4 V8 1977 - 1981 GMC Jimmy 305/5 V8 1975 - 1978 GMC K15 400/6

Amperage OEM Additional Information:

5 L L4 1988 - 1990 Jeep Cherokee 150/2

Proper Drill Bit Size w/Stop

Mr. Gasket MLS Header Gaskets - 4808G crew-cab Barrels 4 Billet Color HardOverview: Multi Layered Steel (MLS) exhaust and header collector gaskets are designed for extreme cylinder pressures produced by high horsepower high compression turbo charged, supercharged and nitrous oxide injected engines. Features: Fits 2014 & up GM Gen V LT1 LT4 Engines Multi Layer Stainless Steel Oval Port 1. 83" x 2. 24" Will not deteriorate from scrubbing action caused by different expansion rates in aluminum and steel materials. Thickness .