Pour a tiny amount of oil into the engine and check the dipstick if you’re unclear of how much to apply. Up until the full mark on the dipstick, keep adding oil. Don’t overfill the engine with oil because doing so can harm the engine and shorten its lifespan.
Now, if you see white smoke rising from your lawn mower, it probably means that there is an oil leak or that oil is burning. This may occasionally be brought on by worn or broken piston rings. You could be asking how to replace the piston rings if you think they’re to blame.
Small engine piston ring replacement can be difficult, thus only seasoned mechanics should attempt it. You must disassemble the engine and remove the piston in order to replace the piston rings. The next step is to swap out the old piston rings with new ones. It is advisable to let the pros handle this process since it calls for specialized equipment and skills. The cost of repairs and the severity of the problem will determine if it is worthwhile to mend a lawn mower with a smoking engine. If your existing lawn mower is obsolete and worn out, it could occasionally be more economical to get a new one. Last but not least, the cost of rebuilding a lawn mower motor varies based on the type of engine and the degree of damage. The typical cost of an engine rebuild for a lawn mower ranges from $50 to $500. Before deciding to make any repairs, it is, nevertheless, always advisable to seek an estimate from a reputable mechanic.