owen jones
Cadet
- Joined
- Apr 23, 2017
- Messages
- 6
hi all new member,just purchased a mercury thunderbolt 20hp the guy said it was running ok 18months ago but has not run since.im new to outboards what should i check and service it.pull the cord it turns ok and good compression,would you advise to try to start it and see how it goes any advice great full