Electric Fan Relay with Thermostat Leaf Springs and Leaf Spring Parts Wheel stud size is 1/2"-

Wheel stud size is 1/2"- 20

Includes rear end pads

Included are heavy duty alignment spring pins & clamps

These leaf spring shackle and pin kits are a must when rebuilding your original rear leaf spring suspension on your 1947-55 Chevy and GMC truck

3/4"-36 Lower Shaft

Electric Fan Relay with Thermostat Leaf Springs and Leaf Spring Parts Wheel stud size is 1/2"-This Electric Fan Relay with Thermostat kit allows you to run your electric cooling fan in a much more efficient manner. It powers up your electric fan when your motor reaches 185 degrees F and powers down when your motor reaches 170 degrees F. A great way to nicely wire your system. Includes: relay and harness, easy 4 wire hook up circuit breaker temp sensor and adapter wiring terminals