WebApr 9, 2024 · I have a 1980 B7100HST-D (D750A engine) that had some blow-by when I purchased it years ago. I don't think it's ever had the engine or head rebuilt. Now it's increased to the point that you don't want to stay stationary very long, as the smoke coming out of the crankcase vent is pretty annoying, and it drips some oil from that tube. WebJul 26, 2009 · Briggs & Stratton 18.5 42a707-1237 want restart when warm. Replaced coil same problem same problem, wait 30min restarts fine. … read more Master Service Tech satisfied customers I have a Briggs and Stratton 18.5 that is leaking oil out of what I think is the fuel pump after running for a few minutes. I have a picture I can send …
White/Blue Smoke From Lawn Mower Engine Briggs …
WebOct 27, 2024 · Excessive blowby and oil usually is an indicator of worn rings or possibly a small hole in the piston (unlikely). Haven't been into the Vanguards, but most small … WebNov 20, 2024 · Oil accumulates in air cleaner box in Briggs Vanguard I have a Vanguard model 354447 with 600 hrs. In a 618 Grasshopper mower that seems to operate properly. My question is the small breather tube from the top of the motor to the air cleaner box exit it’s close to the carb. and puddles some oil in the air cleaner box. horseheads jubilee foods
Excessive Blow-by from crankcase vent; how to determine cause.
WebAug 8, 2015 · Briggs should have put an extra bolt here. All they had to do is make the cyl. wall thicker at the mid point between the bolt holes in the shape of a boss. this would not interfere with the push rods. So if you have an engine that is smoking all of a sudden this is the most likely cause. WebSep 2, 2024 · Oil Leaks. Oil leaks are the most common symptom of a defective lawnmower crankcase breather. Over time, filters may become clogged with dust and other debris, which restricts airflow and allows … WebJan 24, 2010 · 6,122 Posts. #9 · Jan 22, 2010. It's not actually called a PCV valve on your engine. It will be referred to as the breather or oil breather. Make sure your engine is not overfull of oil, as this will also cause oil to drip out of the breather. Ya gotta know how it WORKS, before you can figure out why it WONT :thumbsup: horseheads landfill