Rebuilding a Tecumseh HSSK50 snowblower engine

Bob - MI

Well-known Member
I have an older MTD 2-stage snowblower with a bad engine that I would like to rebuild/replace and give the snowblower to my daughter who is buying her first house. I got this rig free and the motor is in a basket. With the exception the of the valve lifters the parts are all there and the rod and piston are still in the block.

The cylinder is scored and the exhaust valve seems to be a bit wet so I am assuming this was a smoker.

This is the motor type that has a secondary pulley mounted on the end of the cam and I am having trouble finding a short block. I am now starting to think about boring oversized (.020) and doing new piston and rings.

Any thoughts on rebuilding vs. keep looking for a short block?

Thanks
 
if that unit was in my shop i would simply replace,machine work on small enginesfrom what i have seen is just not economical to do. good luck
 
You might want to consider buying a used same/similar blower on ebay,craigslist or local yard/estate sale,unless you can find an .020 piston set on ebay,online dealer or aftermarket same nla from tecumseh,also if cyl/piston scored you'll have to do some carefull measureing on crank journal & rod end,one/both may be worn,eng may have been run low/out of oil in which case there may be other internal wear.If you goto link below with mod/spec# & look in tecumseh eng listings you'll see block still avail,jacks small engines sells for $120,if that's the route you're thinking about going if you can't find a short block,if you decide to rebuild,locate piston set 1st,check rod/crank and then consider cost-$25 for gasket set & seals,$50-$70 for a rebore besides piston set,tapppets & rod/crank(if needed).Dixon Boy is right,most times it's not worth rebuilding these small eng.
tecumseh
 
With a little luck someone has a good used HSSK50 for sale at a reasonable cost.

Otherwise, I'd be figuring out how to put a new Harbor Freight Chinese-made Honda clone engine on there in place of the Tecumseh. You can't buy the parts for the Tecumseh for what that clone will cost you.
 

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