.040
look under the cowling, my merc. 25 tiller gap is .40
check the compression. might have scored cylinder. also can be found by pulling plugs the scored cylinder is the one with the burned plug. fouled plug?
Any motor should get spark with or without gas in it. The ignition system works off electronics and does not require fuel for it to work. Yes you should get spark.
The spark plugs come pre-set. NGK B7HS-10. THe last (2) numbers of "10" indicate the pre-set gap.
A 25 hp Mercury outboard requires a 50:1 ratio, one pint of 2 cycle oil, to six gallons of fuel.
Mercury's state at 25 degrees Celsius is liquid.
The Freedom Spark was created on 2006-09-25.
The spark plug gap for the 2003 Pontiac Sunfire 2.2 liter 4-cylinder is .043 (in thousandths). The '03 Sunfire gets up to 25 miles per gallon in the city and 33 mph on the highway.Ê
advance auto sells a spark plug tester for around 25 dollars
The 2 stroke, 25 hp Mercury outboard requires a 50:1 ratio, this is roughly one pint of 2 cycle oil, to six gallons of fuel.
The dry weight of a 1992 model, 25 hp Mercury outboard, is 112 lbs.