In Reply to: NAA starting options posted by Joseph on January 15, 2024 at 17:49:22:
Water in fuel?
Gas dripping from carb while over choking?
Hold your hand over the carb inlet while cranking. ....Do you feel a strong suction?
It is possible to have a good compression reading, without pulling a vacuum at the carb inlet.
On two different tractors (NAA & 640), the manifold rusted/corroded through between the intake and exhaust portions. ...Good compression, but no vacuum at the carb.