As always, if in doubt or the information here is not correct, please contact us FIRST. Your current engine on your mower may looks similar to this picture. Tecumseh picture2
TECUMSEH
LH318SA to LH358SA
HMSK80 to HMSK110
SNOW ENGINE

POSSIBLE REPLACEMENT ENGINES FOR

TECUMSEH SNOW ENGINE HMSK100-159212T 10.0 HP


If your engine MODEL & SPEC number is either: HMSK100-159212T, our engine(s) on this page have the following similarities and you can buy any of them to fit your needs:
    1. Bolt pattern - The mounting hole pattern is the same.

    2. Similar dimmension.

    3. You can transfer the electric starter from your engine to this one if needed.

    4. Although we spent a lot of time to carefully study about your engine, prepare, review, and compose this page to believe 99% that your engine crankshaft size is 3/4" diameter x about 2-3/8" length , it is still your responsibility to measure your engine crankshaft to double check if it is the same.
Minor things that you may have to do when you buy any of these engine to replace your engine including but not limited to: the alternator may be different that you may need to be exchange or get a new light bulb/hand warmer to work with the alternator (if you snow engine has these or you don't care much about it), tap/thread the mounting holes (as most of brand new engines did not have the mounting holes threaded/tapped by the manufacturer) etc..

About HP Discrepancy:
If you believe more or less Horse Power (HP) CC or Gross Torque than your current engine will be fine with your equipment, you can buy any of the engine in this box. Please choose HP, CC, and Gross Torque accordingly.
Reference PicturesAvailable engines