Auto Doc's's latest activity

You are convinced that lapping valves does no good? Then why has it been an industry standard since the first valve engines came into...

We can guess all day and be wrong. Please provide the product label (PIN) information off of the white tag above the rear wheel. Next...

Look up parts for the engine. Simplicity does not make the engines on their mowers.

Disconnect the shut off wire on both coils and see how it runs. The coil shut off wire has tiny diodes that will go bad and create cross...

Glad you got it figured out. This is example of just because they claim it fits does not mean that it works correctly. This could...

You might consider the whole carburetor because it comes with the gaskets.

I've shimmed a lot of old truck starters in my career, but never for a mower starter. Glad you found a solution. It might be a good...

Is it part #12 in this diagram? Hard to tell with your pictures/

It takes a very tiny set of pin drills, and they are easy to break off. (I learned this the first time I tried) Often times, those tiny...

Some aftermarket carburetors run great, except they hunt and surge. They are set up a bit leaner from the factory in China. It can be a...

Hello 2muchgrass2mow, Common sense only exists among people who are too poor to be stupid. I was raised to give my best effort...

Hello Snapper 87, I have had the best luck with Acetone and ATF mixed 50/50. The Acetone leads the ATF deep down into the rust. It's...

These NIKKI style carburetors are not friendly to being opened up and explored without the main sealing gasket being replaced. They...

Locate the main fuse, pull it a reseat it a couple of times so it makes good contact. The pins typically corrode and create resistance...

It is an experiment at best, so be sparingly with whatever you add to the distilled water. Try the distilled water by itself first...