Tecumseh Parts & Repair Guides
Older American small engines — common in vintage mini bikes, snow blowers, and early go-karts. Solid engines that respond well to basic maintenance.
Common problems
- Won't start: Replace diaphragm carb kit or full Tecumseh carb
- Surging / hunting: Rebuild diaphragm carb with gasket/diaphragm kit
- No spark: Replace points or re-gap solid state ignition to 0.010"
- Leaks oil: Replace crankshaft seals
- Starter rope won't recoil: Replace recoil starter assembly
- Hard starting in cold: Replace primer bulb and check fuel line
Engine specifications
- Common sizes: 3–8 HP
- Displacement: 100–196cc
- Ignition: Points or Solid State
- Cooling: Air-cooled
- Fuel: Unleaded 87+
- Oil capacity: 0.6 qt
- Spark plug: Champion RJ19LM
Common parts
- Tecumseh Carb Rebuild Kit
- Champion RJ19LM Spark Plug
- Primer Bulb (3pk)
- Diaphragm & Gasket Kit
- Points & Condenser
- Recoil Starter Assembly
- Crankshaft Seal Kit