Frequently bought together. This item: Briggs and Stratton 595930 FILTER-OIL. $2832. +. Briggs & Stratton 100170 Vanguard 15W-50 Heavy Duty Synthetic Oil, 5 Quart. $3800. +. Briggs & Stratton 841497 Round Air Filter Cartridge. $2495. This way also removes the risk of oil leaking out of the Briggs and Stratton Carburetor. Oil in the Air Filter. Whenever the air filter becomes soaked in the oil, squeeze it out. It is similar to the way you squeeze out excess water in the cloth. After squeezing the excess oil out of the filter, place the air filter back into the mower. Oil Change on Briggs & Stratton Standby GeneratorThis 3.0L GM Stationary Engine Uses 4.5 Quarts of Synthetic Oil. Fram HP18 Engine Oil Filter. $40.99. Oil Filter Fram CH200PL. $23.66. Engine Oil Filter Fram PH8170. $25.49. The Air Filter Cross references are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk. Car Quest 84035 Oil Filter. $16.00. Engine Oil Filter CARQUEST 84035. $13.95. GENUINE Engine Oil Filter CARQUEST 84035, FAST FREE SHIPPING!!!! $21.99. Hi, Just serviced a friends lawnmower. Replaced the standard stuff, air filter, spark plug, sharpened blade etc. Interesting, these particularly Series 80000 Briggs & Stratton engine don't require a oil change for the life of the engine!! Just top up as needed. Well this is the lawn mowers 3rd season. On inspecting the oil, it was extremely dark. The 3614 Fram and even SuperTech filters are a popular option. or alternative to the JD filter. The JD oil is for off road vehicles so there's no catalytic Convertor to. be concerned with additive wise. Brand name synthetic oil is still a step up for your oil choices. My 2¢. Remove air filter screw. Carefully remove air filter assembly and discard foam. Clean all metal air filter assembly parts. Saturate new foam filter with fresh engine oil. Wrap foam in clean cloth and squeeze to remove excess oil. Assemble foam filter so lip extends over edge of air filter body. Reinstall air filter assembly carburetor. fp3fb.