Originally Posted by MR JOLLY

but then if we can get a good can heat sink this in turn will keep the motor cooler longer & no Motor fade

can/mag get to hot = motor fade
just remember this
there is a Plastic Endbell between the can & brush/comm & i have allways taken measurments from the can & not the arm through the can vents (as this gives you a false reading), so i`ve been told & taught

so if get the can to dissapate more Heat quicker then this in turn will keep the comm/brush cooler ??