Derale Single Stage Fan Controller - Push-In Radiator Fin Probe LY271 030" MLS Exhaust Manifold GasketsSince

030" MLS Exhaust Manifold GasketsSince 1989

high eccentricity to account for bore distortion and reduced overlay thickness to prevent fatigue

5/8" and 3/4" rod ends all with one tool

1979-1986 GMC C2500

Derale Single Stage Fan Controller - Push-In Radiator Fin Probe LY271 030" MLS Exhaust Manifold GasketsSinceSingle stage fan controller push in radiator fin probe 180 degree turn on temperature, turn off is 170 degrees Two probes available, 3 8" NPT water jacket thread in or push in radiator fin probe 30 40 Amp heavy duty relay included in kit, necessary if electric fan draws over 10 Amps A C override circuit included Designed for dual fans Maximum capacity: 25 Amps 180 degreesF preset turn on temperature, Turn off temperature is preset at 165 degreesF,