Most single cylinder Briggs engines hold 40 oz of oil.
SAE-30 type oil
48oz
A Briggs and Stratton 17.5 horsepower engine can use any type of small engine motor oil. A heavy duty motor oil is recommended.
For a Briggs and Stratton motor 3.5 motor used straight gas and oil in the crank-case, there is no ratio.
SAE30
Sae 30 oil
You should always have 20 fluid ounces of oil in a Briggs and Stratton 5.5 HP lawn mower. This equals out to roughly 1.6 quarts.
30 weight non detergent.
right next to oil filter
Ordinary motor oil the brand hardly matters.
Most Briggs engines that small take 1 pint of oil .
SAE 10w30 full synthetic.
there should never be oil in the carb. if there is then you have a problem. have you tipped the motor on its side on the carb side?