Mod Motor
#1
Tech Apprentice
Thread Starter
Mod Motor
How do you balance the crank when you modified it.
#2
#4
Originally Posted by Quietroit
How do you balance the crank when you modified it.
Please, someone correct me if I'm horribly wrong.
#5
Originally Posted by Aphinity
I've never done it, or heard how to do it, but I assume getting a prop balancer for a model airplane would be a good start, assuming you can get a way to center on the crank. Then, just drill a hole into the counter balance (the big counterweight that is opposite to the rod pin) until it rolls true. I know that's similar to how they balance full-size crankshafts.
Please, someone correct me if I'm horribly wrong.
Please, someone correct me if I'm horribly wrong.
It won't work to make the crank rotate true by itself. It has to be done in connection with the conrod and piston, because that's the weight that the counterweight is countering...