Moroso Performance Filler Neck Base Features: 6061-T6 Billet Aluminum Base Install A Variety Of Bolt On Filler Neck Offering Cooling System Flexibility For Both Race And Street Applications Can Be Flipped 180 Degrees For Either Right Or Left Outlet Location Includes 1/2NPT Machined Port Height: 2.50 Width: 6.88 Length: 9.63 Weight: 1.00 lbs Fitment: BUICK 1980 - 1984 CENTURY V6 3.8 w/ 90¡ V6 Chevy Motor 1980 - 1984 LESABRE BASE CUSTOM LIMITED SPORT V6 3.8 w/ 90¡ V6 Chevy Motor 1980 - 1984 REGAL V6 3.8 w/ 90¡ V6 Chevy Motor 1980 - 1984 RIVIERA V6 3.8 T w/ 90¡ V6 Chevy Motor 1980 - 1980 SKYHAWK w/ 90¡ V6 Chevy Motor CHEVROLET 1985 - 2005 ASTRO V6 4.3 w/ 90¡ V6 Chevy Motor 1995 - 2005 BLAZER BASE TRAILBLAZER w/ 90¡ V6 Chevy Motor 1985 - 1986 C10 V6 4.3 w/ 90¡ V6 Chevy Motor 1988 - 1998 C1500 V6 4.3 N w/ 90¡ V6 Chevy Motor 1985 -...