While you wait for answers, we may have found some information which could help you.
Click here for Engine Tecumseh Snowblower
My Tecumseh BVS 143 Engine is spluttering and cutting out?
Tecumseh vantage 35 push lawnmower cuts out?
Replacement clutch cable fitting - Tecumseh Vantage 35 Tiller?
How can I get the engine to run smoothly?
Engine manual required?
How to remove a pulley from a 12 hp tecumseh eng?