This system was intended for improving large size engine's performance, fan noise, and vibration over precious engine's direct connection method.
The basic principle for this Fluid Motivating Fan Clutch is that a fan is installed in the driven casing setting high viscous fluid around a disk typed drive axis.
This is the most important part for engine cooling fan activating system for the present automobiles.
This mechanism can generally be called Air Temperature Sensitive Viscous Fan Drive or Modulated Viscous Fan Drive
Description
Compatible with 1987 - 1991 Chevrolet Blazer, 1982 - 1986 Chevrolet C10 Pickup RWD,1988 - 1991 Chevrolet C1500 Pickup RWD, 1970 - 1971 Chevrole Corvette Base 1980 - 1981 Ford E-100 Econoline Base, 1975 - 1979 Ford E-250 Econoline Base, 1990 - 1996 Ford F Super Duty, 1975 - 1979 Ford F-100, 1982 - 1986 GMC C1500 Pickup RWD Base, 1983 - 1993 GMC G2500 Rally, 1982 - 1991 Jimmy Base, 1987 - 1991 GMC V3500 Pickup 4WD Base