Brand: NGK Plug No. BP8H-N-10 gapped at 1.0mm (0.029")
.040
The plug gap for a 9.9hp Mercury outboard, ( all models ), is .035 - .040in.
The 1997 model Mercury, 225 hp EFI uses a NGK BR8HS plug, gapped to .035 in.
475 pounds
The dry weight for a 1997 model, 40 hp Mercury outboard, is listed at 177 lbs.
what is the spark plugs firing order for a mercury villager 1997
The serial / model number sticker on a 1997 model, 25 hp Mercury outboard is located on the starboard, (right) side of the swivel bracket.
A 1997 Mercury Sable has ( 6 ) spark plugs There were two 3.0 L V6 engines offered , the " Vulcan " and the " Duratec "
.054
A spark plug socket.
The fuel / oil ratio for the 1997 model, 25 hp. Mercury outboard, would be 50:1, this is roughly one pint of 2 cycle oil, to six gallons of fuel.
On a 1997 Mercury Tracer : firewall 1-----2-----3-----4 front of vehicle > driver