Derale 17" Reverse Rotation Fan Clutch Fan, Black Pit Mat programmable with up to three

programmable with up to three user-defined presets and free iOS and Android mobile app easily connects with Bluetooth -enabled manifold

GM Gen II/Mark IV Big Block V8 MLS Head Gasket 4

Washers are 1/8" thick and have a built-in pocket to accept most body bolts or other washer-headed fasteners up to 3/4" in diameter

10-amp switch and wiring

Dual action adjustable fuel log

Derale 17" Reverse Rotation Fan Clutch Fan, Black Pit Mat programmable with up to threeDesigned to replace the factory fan, the 8 hole center hub fits most OE fan clutches. This reverse rotation 17" fan produces maximum airflow and feature steel hubs and blades and finished in durable black powder coat. Specifications: Diameter: 17 1 4" Steel fan blades, Maximum full time airflow, Black powder coated finish, 17" reverse rotation designDerale has been the leader in performance cooling for decades. Derale prides themselves in