US$ 34.99
1989 GMC R2500
400 / 2004R
Base fits LS1
9 Keyway Adjustable Crankshaft Sprocket
Painless Performance Fan Relay w/ Thermostat (On @ 200F, Off @ 180F) Bump Steer Spacer 1989 GMC R2500Fan Relay w thermostat (on 195; off 185) This Fan Thom II kit comes with a threaded thermostat that screws into the engine block or intake manifold for a professional looking installation. This is inexpensive protection for an electric fan and a vehicle's wire harness. Provides constant voltage, protects from voltage and amperage spikes and prevents the fan from back feeding voltage through the vehicle's wire harness. Painless Performance is the
US$ 34.99
US$ 22.84
US$ 24.26