Recent content by Shu7241

Does anyone know what a secondary valve is , how it works and why is it needed? Ran into one on a rototiller with a Briggs engine model 170VU. Thanks for any replies. Bill

Why do Honda OHV engines hunt. Have worked on push mower and pressure washer engines that hunt. Start easy and smooth out when load is added. Thanks for any information. Bill

This is one of the newer b&s ohv engines, about the size of the old 3.5 hp classic. The mower starts very easy but after a couple of minutes it starts to hunt just a little. I have cleaned the carb twice. It is a very basic, plastic carb. The gaskets look good and I even used sealant to make...

Trimmer will start but not run. If you put a spark tester in the circuit from the coil wire to the spark plug the trimmer runs perfect. It works with a spark tester light or a gap jumper tester. I have seen this work on this trimmer several times. I have worked on these things for over 5 years...

Mower has forward and reverse lever up near steering column. Reverse stays where set but forward requires constant pressure on handle to keep going forward. Any advice on how to fix this problem would be much appreciated. Bill

Can someone please explain operation of Keihin BCB YD 11 mm carb. I can't see how gas gets from bowl into carb. Thanks for any help. Bill

I need to know the name and part number for the little plunger device that controls the choke on this mower. It is called automatic choke system on the mower. I have fixed a couple of mowers by cleaning and freeing up plunger but would like to know name and part number. It appears to work on...