Balancing drivetrain

Here we go! 78 motorhome 440, external balance. rebuilt the motor, some goodies in it etc etc. New BM flexplate 237, the one with crescent notch. and a New Hughes 24-30 stall convertor.
Engine has a large vibration first startup and a little tuning, literally too much vibration to adjust idle mixture.
So, I have the bullet nose stock balancer, the notched BM plate, but i do not remember if the Hughes convertor has a weight on it. The Factory convertor has the triangle weight! I will check...

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Author: gtw940