Merc 75 7.5hp s/n 2813717. <br /><br />I have lots of unburned oil.<br />What are some methods to inprove combustion?<br /><br />Better oil? Currently using Pennzoil<br />Hotter spark plugs? Using what is recommended<br />Less oil? using 50:1<br /><br />Thanks
Merc 75 7.5hp s/n 2813717. <br />I have Oil in Drive shaft housing and prop area. I have change all of the lower unit seals. Pressure and vacuum test or satisfactory.<br /><br />After a 30-40 min. run there is what apears to be 3 - 4 oz oil oil/water in the prop area.<br /><br />So can anyone...
Merc 75 7.5hp s/n 2813717. <br /><br />I have Oil in Drive shaft housing and prop area. I have change all of the lowere unit seals. Pressure and vacuum test or satisfactory.<br /><br />After a 30 -40 min. run there is what apears to be 3 - 4 oz oil oil/water in the prop area.<br /><br />So can...
Have you heard of a process called "metal spray"?<br />My drive shaft have a pits at the oil seals.<br /><br />Found an example on the web at http://www.metaltech.ca/Shaft-Repair.htm. <br />and http://www.corrosion.com/thermal-sec5.html <br /><br />A local marine shop parts guy is suggesting I...
I have pits in the drive shaft close to the water pump seals. I beleive this is allowing water in the oil and there is oil on the pump. <br /><br />Is there anyway to repair the pits without replacing the drive shaft?
I have pits in the drive shaft close to the water pump seals. I beleive this is allowing water in the oil and there is oil on the pump. <br /><br />Is there anyway to repair the pits without replacing the drive shaft?
What size fitting would be used in the vent hole for a pressure test?<br /><br />Where can I find one of these fitting that I will attach to a bike pump?<br /><br />Mercury75 7.5hp S/N 2813717
Serial numeber 2813417<br />Also, there is oil in prop nut area and test tank.<br /><br />Can a bad oil seal cause this problem?<br />Where can i get an inexspensive pressure test tool?<br />What is the best a way to flush the lower unit with out removing the prop. barings?
I have a mercury kiekhaefer 7.5hp motor S/N 2813717. When I removed the water pump i notice that it did not have a oil seal. <br /> - My parts list says it should have an oil seal. <br /> - The manual I am working with says to install a oil seal.<br /> - The oil pump kit has a new oil seal.<br...
I have a merc 75 7.5hp s/n 2813717(1970)given to me by a freind. The wiring insulation is cracking and the wire leading to the ignition coils appears corroded (green and strands break easily). <br /><br />Are these wires "hard wired" to the stator?<br />Can I just replace these wires without...
I have a mercury iekhaefer 7.5 motor Serial number 2813717 that was given to me by my brother in law. It was stored for appx. 15 years and i will take it back west to do some crappie fishing in the San Diego lakes. The motor was ran dry before storage.<br /><br />I am looking for some tips on...