water cooler for finned motor?

Originally Posted by PBO

Try this from www.fastelectrics.com

edit: I posted without reading your last paragraph & I now assume you have a finned can? They do a larger one that may fit over fins although I doubt it would be effective even if it did

why?...same principle

[PBO]

Originally Posted by bustitup

why?...same principle

The fins on the can prevent full contact with the cooling jacket & trap hot air inbetween the fins which then expands, pushing the cooling jacket further away...etc