Question:

Craftsman mower valves?

Okay, I got this lawnmower its a craftsman with a briggss and stratton engine, and I use this mower to cut grass in the summer. My question is, I have to get this mower serviced like every 2 weeks. See, the problem is always the valves comes out of adjustment. It only has 2 valves, and a long time ago, I broke one of the studs for the valves. And some guy put another valve on it. Ever since then it hasnt ran good. Iv'e took it many times to get it worked on, and it will run great for about 2 weeks. Then the valves go out it's very hard for it to turn over, and it wont run. Whats the deal here? I hear that you should only have to adjust your valves once a year. What could be wrong?

Answer:

haha they have been given me 2 valves briggs and value trans will bypass next shrink your cost now sorry I hate craftsman now they bit me and distinctive others guess ur mower is green with the cup holder,
Darn William B is a small engine tech today..He is usually a building maintence foreman..but I have seen him be alot of things depending on the question..when You broke the first valve and it was replaced, the valve seat itself was damaged from the first broken valve..simply inserting another valve will work for awhile, but now that the valve seat has been damaged..(which does not necessarily mean it will be visible to the eye) the new valves are going up and down and improperly seating...Most shops do not own valve seat grinders now days, and alot of them don't even do it..they simply tell you that you need a new mower..or throw a part in to make it temporarily work long enough to get the money and run..I am 54 and years ago I took a small engine repair course which we were taught to grind the valve seats when there was valve damage..they dont hardly do this now days..they make a tool for it that fits on a drill..all the way to high tech ones that have guages and meters and wont allow you to overgrind them..they need miched out..I am a 37 year experienced painter but I have done other things in my life..Small engines were a small part of them..
i can explain it a bit more personally just email me if you want me to i will be happy to help with this sort of problem!
take it to a briggs and stratton dealer, have both valves changed there may be a defect in the engine, or the valves are not hardened it happens once a great while with briggs,

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