15 HP.
.020
A Briggs and Stratton 17.5 horsepower engine can use any type of small engine motor oil. A heavy duty motor oil is recommended.
7.75 HP
If oil is leaking on a Briggs and Stratton 18.5 horsepower engine, it is likely a seal is bad. It could be the manifold or the bottom seal.
between 9 and 11hp
155 cc
How many horse power is 342cc
5.5 to 6 h.p.
Because Poo gets stuck in them
with a big freagin hammer
.004 intake.....006 exhaust
5 hp and 6 ft llbs tourqe