I bought a rototiller a few weeks back. More accurately, I bought 1/3 of a rototiller. I brought it home in the 1/4 of a truck I also own. The tiller is old, but has a brand-new Champion engine from Princess Auto. A brand-new Champion engine with intermittant spark, meaning, a brand-new Champion engine that doesn’t run all the time you want it to. A brand-new Champion engine with the type of problem my Dad would curse – one that is intermittent. Dad had a love-hate relationship with small engine