1 X Aluminum Shroud. 1985-1986 Chevrolet C20 4.3L V6 GAS. 1985-1986 Chevrolet C10 4.3L V6 GAS. 1985-1993 GMC G1500 4.3L V6 GAS. The fan shroud basically houses the fan blades securing it in place and keeping it from damaging the other engine components that may disturb the smooth and even operation of the engine.
