1988-1995 Chevy V8 305 & 350 TBI Airaid Intake System Installation

Remove Factory Intake Assembly
a) Loosen the wing on the top of the factory air intake assembly and remove assembly from vehicle.
b) Remove and discard the 1” crankcase breather ring. See Fig#1 (save valve cover breather tube for later use)
c) Use a 13mm socket and wrench to remove the strap that secures the silencer tube on the passenger side fender housing. See Fig#2
d) Remove entire factory air cleaner assembly from vehicle.

1987-1992 : Install the AIRAID Throttle Body Stud and Airaid Hat
a) Replace the “S” shaped threaded stud into the top of the throttle body. (Note: also screw the 6mm serrated nut onto the stud.) See Fig#3

1993-1995: Install the AIRAID Throttle Body Stud and Airaid Hat
a) Remove the two air cleaner hold down studs with a 5/16” wrench. See Fig# 4. Take care not to loosen throttle body.
b) Screw the “S” shaped ž”x20 threaded stud into the top of the throttle body. (Note: The factory threaded hole is ž”x20 thread, located in front of the injectors and between the throttle bores.) See Fig#3
c) Also screw the 6mm serrated nut onto the stud. V Mount the AIRAID Intake System Brace
a) Locate the dipstick tube mounting bracket on the passenger side cylinder head. Using a 3/8” socket, remove the bolt and save for later use.
b) Carefully pull the dipstick away from the cylinder head and position the silver Airaid mounting bracket between the cylinder head and the dipstick bracket.
c) Reinstall bolt and tighten loosely so that adjustments may be made later.

source