Wrench removes thermostatic fan assembly on 1993 to current 4.9-L Ford Engines. Use in conjunction with 3136-77 58mm Short Wrench or New Universal Pulley Holder 3471. Both hold pulley while turning square shaft on fan clutch. Wrench opening is 40mm (1.575_).

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov