20 thousandths of an inch will suffice. Fairly forgiving ..........loosen the coil and place a standard business card between flywheel and coil. Allow magnetic force from flywheel to pull together and sandwich card between flywheel and coil. Tighten coil. This will work fine.
2.2
If they are bad, then yes. If not, then don't bother replacing them.
It is 0.030" for an L-head engine.
6hp 5 3/4 horse is correct
For the engine, not the pump, 10W-30 is what Briggs puts in them, but SAE 30 is acceptable if your are not running the pressure washer in cold temperatures. I highly recommend you use synthetic oil in any air cooled engine.
45 thousands to 60 thousands, if you dont have a gauge use a match book cover, its 45 thousands thick, small engine mech,
5W-30 Full Synthetic at any temperature range 30W if outside air is above 40 degrees 10W-30 if above 40 degrees
Need to know the engine model and type.
It is usually a Champion plug RJ19LM. The gap is .030 inches. This plug is usually used with B&S engines from 3hp - 6hp.
You do not need a Skippers Ticket if the motor is UNDER 6hp. If it is 6hp, then you DO need a Skippers ticket. Our website has all the details about skippers tickets, plus there is a wikipedia page on it too.
if it's a foam filter , clean with dish soap, when it dries put a little motor oil on it and sqeeze out excess, you want a very light coating of oil throughout filter it helps trap dirt. if it's a paper filter you can't really clean them, they are available at most home stores if the square type, about 5 dollars
The sticker on the side of my 6hp two stroke Suzuki OB reads 100 to 1. Unsure of the year.