H22 Engine Displacement

#1
Hello,

Trying to find the engine displacement on an H22 engine, and having a hard time.
Can anyone point me in the right direction?

Thanks and have a nice day!
 

markus

Well-Known Member
#6
same small bore as an H25/h30 but smaller stroke. 2 5/16" bore 1 3/4" stroke.
H25/30 2 5/16 B 1 27/32 S
H35 2 1.2" B 1 27/32 S (early era)
that should say 2 1/2" bore on the H35......sorry just coming off the flu, first time in a few days I can function and I'm still really foggy!
 
#7
So with those numbers I am coming up with 68cc displacement.
Trying to find a Tecumseh number plate I can use that is 50cc that I can put on my Hs50 to try and make it street legal.
All the 50cc stuff I am seeing is all 2 stroke, did Tecumseh ever make a 50cc four stroke engine?

Thanks
 

markus

Well-Known Member
#8
So with those numbers I am coming up with 68cc displacement.
Trying to find a Tecumseh number plate I can use that is 50cc that I can put on my Hs50 to try and make it street legal.
All the 50cc stuff I am seeing is all 2 stroke, did Tecumseh ever make a 50cc four stroke engine?

Thanks

Not sure the math your doing to come up with that but just about double it. the H22 is rated as a 120cc
 
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