by Back2-2 » Thu Aug 23, 2018 9:25 am
I am afraid you might need to be a little more descriptive on what "popping" the valves means to get much help.
Are they hitting the top of the piston, bending, burning the seats, cracking the shim buckets, breaking off...?
Neil
Black Hills of SD
Life without Motorcycles would just be boring, really boring
Honda 450X. Yamaha Tracer GT900. HD Fat Boy. Triumph Bonneville. Yamaha Majesty 400. Yamaha Grizzly. Yamaha Wolverine. Yamaha TW200