aFe Power Magnum FLOW Pro 5R Air Filter Element - 4 x 4-3/4" Base - 2-1/2 x 4-1/4" Top - 6" Tall - 3 x 4-3/4" Flange - Reusable Cotton - Blue H75903FXS The RZ-65D includes dual chin

The RZ-65D includes dual chin curtains mounted on both top and bottom of chin bar

8L 3-Valve Ford Engines with early style 16mm "High Thread" design spark plugs

AFCO torque link springs are designed for any application where a 5" outside diameter

1/2 in NPT Plug

aFe Power Magnum FLOW Pro 5R Air Filter Element - 4 x 4-3/4" Base - 2-1/2 x 4-1/4" Top - 6" Tall - 3 x 4-3/4" Flange - Reusable Cotton - Blue H75903FXS The RZ-65D includes dual chinThe Pro 5R is our most performance oriented media available, outperforming virtually all other cotton gauze media on the market today. It provides your engine with the largest amount of high flowing air, usually resulting in the highest horsepower and torque gains out of all aFes filter media options. 98. 6% Filtration Efficiency Advanced FLOW engineering (aFe Power) is a premier designer and manufacturer of automotive performance upgrade systems and