mowermonkey
Forum Newbie
- Joined
- Oct 18, 2020
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Guys, 18 HP Briggs model 31 P 707 blowing gas back thru carb. I have put new camshaft, tappets, and adjusted the valves to .003 and .005.
I pulled the head and lapped valves, seem to be good. Installed new springs and keepers. Nothing seems to help !!!
Any ideas?
I pulled the head and lapped valves, seem to be good. Installed new springs and keepers. Nothing seems to help !!!
Any ideas?