I like electrics because they don't use engine horsepower to run but will load your alt. more . They can also be speed adjusted without the engine speed altering . ie a/c loads in traffic jam not working due to engine speed of manuel fan .
This is probably as fast as it gets folks. First run after reoiling with an electric fan to regulate temperature. See for yourself
Bakelite is brittle so care is needed when removing and testing an electric cooling fan assembly. Learn how to remove and test an electric cooling ...
Engine cooling products from Holden Vintage & Classic showing the fitting of the Kenlow electric fan.