hm80

  1. S

    HM80 vs. HM80 XL

    Can someone tell me what the difference is between the HM80 and HM80 XL, and will the internal part interchange with each other? I have a HM80 XL with broken piston and motor case, and a HM80 doesn't run, I want to take guts out of the HM80 and put into the XL for the upgraded mag. and coil...
  2. O

    Tecumseh HM80 performance parts

    Tecumseh motorsports billet rod out of tecumseh star engine. Fit hm80 engines. $60 shipped Light flywheel, hot coil and coil adapter. This is a briggs flywheel that was retappered to fit the hm80 crank. It is 3 pounds lighter then a stock hm80 flywheel. comes with hot coil and an adapter that...
  3. S

    HM80 spark issues

    I just purchased a super tryke with tech hm 80, no spark at first after switching out point I now get spark, but only with the motor is turning is the wrong direction? any ideas?, and does anyone know what wires go to the panel on the side of the motor where the fuse goes
  4. O

    HM80 billet rod and billet head

    tecumseh motorsports star engine billet rod $80 shipped (comes with piston) tecumseh motorsports star billet head $100 shipped
  5. G

    HM80 Snowblower Engine

    I picked up a compleat Tecumseh HM80 snow engine, for $50. It has the 3 wire lighted coil, but it also has a extra shaft for a second belt. Is there anything I could do to dump the second shaft for use on a Bronc?
  6. countstevula

    HM80 linkage issues

    Hey Guys, New guy here with some questions....take a look at this picture: The black arrow points to what seems to be a governor. The red arrow points to the actual throttle horn. The governor horn has a little metal wire attached that goes with the throttle cable in the stopper w/screw in...
  7. jesse8931

    hm80 flywheel washer and nut

    Anyone know what size nut and what kind of washer I need.
  8. M

    HM80 Replacement Carburetor

    I was wondering if Anyone can tell Me what Replacement Carburetor and Part Number I. need on my Tecumseh HM80 155149C. My Original Carburetor Is Worn out and needs replaced. Also does Anyone Know where to purchase all the Govenor Linkage for this Carb.I need the Rods,Arm coming off of the Engine...
  9. blkscorpion80

    ***** tecumseh 80 bb*****

    I have a Tec. HM80 up for grabs. It runs good. Other than the tank it is complete. The air filter and housing is on my work bench. Looking to get $100 Crank- 1" Adj. Carb
  10. MB165

    Is a HM80 billet flywheel available??

    Anyone know if a billet flywheel is available for the HM80 with external magneto?
  11. Imbetrnu2

    Hm80 oil seal

    Does anyone know the part number for the oil seals for a hm80 1" shaft? I need to order 2 new ones this weekend and I am 2 hrs away from home for the weekend and can't look at my engine.
  12. badtec

    Tecumseh HM80

    HM80. Governor removed. New side cover gasket and head gasket. Homemade throttle set-up. Has, MAYBE, a half hour run time. Same mounting pattern as all the common engines have. New air filter. Brand new, non-adjustable carb and gas tank. Neither has ever had gas in them. 3/4"x 2 1/4" crank. $300...
  13. Blisters1

    HM80 exhaust

    Newby so please be patient. I cant find anything except typical stock mufflers for my HM80. I am bringin a 68 brooks back to life with a few other than stock options and this is my last hang up. I want to run some kind of pipe but have limited resources for custom building that kind stuff and...
  14. roccosbike

    HM80 crankshaft

    straight spline cam gear with 3/4"shaft.
  15. jesse8931

    hm80 goodies ?

    Anybody make any billet rods ? I want to make a little more power but dont wanna risk my og super bronc motor.
  16. Fat Boy

    HM80 Flywheels

    Yesterday I got the Pig out and went for a ride in the 54 degree weather and when I got home I had a load of scrap iron on the edge of my driveway someone had left for me . There is two old black HM80 motors 12 volt start w/lighting coils and a Coleman generator w/HM100 [pull start] and a 3000...
  17. MB165

    snow king project...I got rid of that reverse shaft

    Hey gang, Got this HM80 off a snow blower last year. Its going in a Minibaja frame over this fall/winter. Im going to keep it stock except for carb and exhaust. The cam driven reverse shaft is no more......At lunch I turned out this plug from a scrap and sawed the cam stub off. I was going to...
  18. MB165

    Aluminum welding question/ Hm80 block

    Anyone know what alloy number tecumseh used in their blocks? I have a HM80 snow king with reverse shaft im hacking off today. Will turn out a plug for the hole in the side cover then Id like to weld it in. Anyone done this before? Pete
  19. blkscorpion80

    Tecumseh hm80

    I have a Tec. HM80 up for grabs. It runs good. I was going to put this on my Bronc, but have decided to sell it.Other than the tank it is complete. The air filter and housing is on my work bench. I will trade it for a billet flywheel(gx200) $100
  20. B

    tecumseh HM80 backfiring really bad...

    so i got a new crank for the tecumseh i messed up..... :thumbsup: i cleaned it all up and decided to upgrade the points to a sten's electronic ignition. after the first run the flywheel key sheared in a massive backfire that almost hit me in the face..... and i know i need a gas cap...
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