How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Curtis B. Your Own Question
Curtis B.
Curtis B., Technician
Category: Small Engine
Satisfied Customers: 13581
Experience:  have worked on and around most engine models for 35 yrs./Polaris ATV expert
Type Your Small Engine Question Here...
Curtis B. is online now
A new question is answered every 9 seconds

I own two &s engines used on grass cutting machines, they

Customer Question

I own two b&s engines used on grass cutting machines, they both beltch out clouds of smoke intermittently. if I reduce rpm it seems to limit the # of times. the 21 hp is 3 years old &just started,the13.5 hp is approx.12 years old &has been doing it for 3 years. any suggestions, thank you W.J.
Submitted: 1 year ago.
Category: Small Engine
Expert:  Briggs-Fan replied 1 year ago.

Hi W.J. my nameis John and welcome to Just Answer. If you could check the oil to see if it's thin or smells like gas ?