The all new 550ex Series™ was designed to provide an improved mowing experience for entry-level mowers. With a best-in-class torque-to-weight ratio, reduced vibration levels, and improved sound level. These engines offer features for hassle-free lawn mowing including easy pull starting, Ready Start® starting system, and a Super Lo-Tone™ muffler.
I bought a MTD rear bagger from Home Depot, they gave me a great deal on it. First day went great, one pull start, very quiet, performed very well, I will let you know in about a month if I have any more comments.
The all new 550ex Series™ was designed to provide an improved mowing experience for entry-level mowers. With a best-in-class torque-to-weight ratio, reduced vibration levels, and improved sound level. These engines offer features for hassle-free lawn mowing including easy pull starting, Ready Start® starting system, and a Super Lo-Tone™ muffler.
Purchased from Lowes 3 months ago. Used 5 times -- 10 hours. Now engine starts and immediately dies. Oil ok, gas ok, air filter ok. Very disappointed in this purchase. Now have to find who services a BS small engine in this area.
The all new 550ex Series™ was designed to provide an improved mowing experience for entry-level mowers. With a best-in-class torque-to-weight ratio, reduced vibration levels, and improved sound level. These engines offer features for hassle-free lawn mowing including easy pull starting, Ready Start® starting system, and a Super Lo-Tone™ muffler.
See page 13 of the operators manual. The throttle control is called the blade control you must depress and squeeze it against the upper handle then pull the rope to operate the unit.Release it to stop engine and blade.