Thks to Bob Jr for info re recommended plugs but ... probably a dumb question, but I assume I don't need to do anything to these surface gap plugs other than screw them in?
Anybody know how to access this system for a 1991 Force 70 hp. The Mercury site won't take my 6 digit serial number, nor do I know the mercury part number to look up, nor does it have a place to enter my model number.
Does anybody know what battery cable I need for my 1991 70 hp Force (on a 15' runabout). Its "not here" and I want to get one to bring up to the lake.<br /><br />Need: guage, connections, length, & where to buy if possible.
My 70 hp 1991 Force ran nicely as usual for 4 days through last weekend, then decided not to start the last afternoon. The starter generally would kick up and engage but wouldn't turn it over (or not enough). I believe the battery was not the problem.<br /><br />Further inspection revealed that...
I have a 1991 Force 70 hp which doesn't seem to have a separate Pisser.<br /><br />Just had impeller replaced (yes, after overheat buzzer and all related fun)<br /><br />Mechanic said water expelled thru exhaust (3 holes in back of lower unit) since hole at top of motor is sealed up.<br /><br...
I have a 1991 Force 70 on a 16' bowrider I bought this year that seems to use a lot of gas. Typically runs thru a 25 litre tank (6.5 G) in 45-50 minutes.<br /><br />Also, it doesn't seem to vary much from WOT (5500 RPM) to slow cruise (4000 RPM).<br /><br />Two questions:<br />1) is this...
I just bought a used 16' b/r with a 70 hp o/b and want to tow the kids tubing and/or skiing. Have several opinions on where to connect the tow rope including:<br /> - directly to 1 trailer tie-down on transom<br /> - rope tow harness across both back trailer tie-downs<br /> - ski tripod<br /><br...
I have a 16' bowrider with a 70 hp Force which I bought used.<br /> <br />The steering at speed (plane +) is fine turning to the right but very stiff turning back to the left.<br /> <br />Is this normal and assuming not, what is the likely cause and resolution?
