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M7 Bmp Kit Help

D

diggerdown

Well-known member
Apr 25, 2004
3,452
677
113
Deer Park Wi.
Only thing I can think of is if you had the exhaust valve out and put it in upside down and it is catching on the top of the piston. Try it without the piston and you will eliminate the possiblity of that or a ring catching a port.
 
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