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upper and lower plugs electrodes are burnt off leaving a hole in the center of the plugs also burnt the top plug wire boot off any idea what it might be plugs were a j8c and cj8 thanks
last trip out last fall lost spark to the top plug today i checked the plugs with the good cylender plugs are good swap out the coils and both are good could not find a broken wire anywhere so looks like i need to pull the flywheeland check the point anyone have any other ideas thanks
i have a 1976 40 hp johnson no fire at the top plug if i hook the top coil to the lower plug it fires the plug so iam thinking the points or condencer are at falt am i right i already changed the plug so its not that
the prop on the motor is a 10 1/2 by 13 i hit a rock and need to change it i have several that fit the shaft or the hub on the prop is the same as the one thats on the motor 3 of the props seem to match what i have but i cant reed the pitch on them one that i can read says j 9 b calimbine its...
the prop on the motor is a 10 1/2 by 13 i hit a rock and need to change it i have several that fit the shaft or the hub on the prop is the same as the one thats on the motor 3 of the props seem to match what i have but i cant reed the pitch on them one that i can read says j 9 b...
just had a water pump put in this motor i put the motor in a 55 gallon tank to see how it was pumping iam getting water bubbles from the acess plate to the shift linage shouldnt that be water tight
1975 johnson 40 think i have found the problem with my no spark the sher pin (key) is broke again 3rd time is it possable that the flywheel has spun on the crank and wont tork down tight the crank nor the flywheel look dug up
i picked up40 hp johson this week been sitting for 3 years cleaned carb changed the fuel lines re gaped the points even have changed the coails and key way been working on this for 20 hrs or so if i pull the plugs and ground them i get no spark i did mange to get the motor to run for about 5...
