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    When is gas too old?

    I have two tanks on my Ranger. Both tanks were filled the middle of June. We used one tank as a reserve when the the primary tank ran dry. The reserve tank is about 1/2 full. Should I drain the reserve tank or just add gas with seafoam?
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    manual for 1985 rx4 150

    I have used a friend's manual. I need to buy one for myself. Which manual should I order?
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    150 water pressure

    I believed my water pressure guage was going bad,it had water build up under the glass, so I replaced it with one from Basspro shop. The new one reads 5 psi at idle and about 12 to 14 at 3000-3500 RPMs with no increase to 4000-4500 RPMs. Sometimes the reading will flop back and forth between 10...
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    Temperture gauge on xr4

    I would like to add a temperture gauge to my '85 xr4. Question is how beneficial would this be and how would I wire the gauge to the motor?
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    rx4 heating problem from last week

    As I wrote the motor would overheat at slow speed but not at fast speed. Took friend out to show him what it was doing and I could not get the heat alarm to go off at any speed. well as my Dad would say "if it aint broke dont fix it". I thinking of adding a temperture gauge. How hard would would...
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    slow speed overheats/ fast speed cools down

    I was riding with my wife(she does not like speed) yesterday at 20 to 25 MPH when the overheat alarm started. Slow to 1200 RPMs and it stops. This continued until we decided to take it home.I just had the water plump replaced last May by a professional. Thinking it might be the thermostats I...
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    answer to cooling

    I submitted a question about my alarm going off. Looking back I found a great reply form JMARTIN about the cooling system. If any of you need an answer about this I would look back on June 27 "85 cooling system question". Thanks John for your reply
  8. H

    alarm

    I have replaced the water plump and thermostat last May. Everything was running good. Today we were running about 1200 RPMs. When I thottled up to 3000 RPMs the overheat alarm went off. After I went back to 1000 RPMs the alarm stopped. This continued the rest of the day. Any ideas?
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    trim question

    When I bought a 1985 ranger in December the trim operated great at wot. Now at wot I cannot trim up as much as I would like. Where can I add the hydualic fluid so as to trim up better. If I can get thru the summer adding a little fluid I will repair the leak this fall.
  10. H

    difference in xr2 / xr4

    Excuse the stupid question, but what is difference between a 150 xr2 and the xr4?
  11. H

    RPM / speed

    Still working on the old ranger. Everything seems to be working OK thanks to the advice I have received from this site. Fishing yesterday a storm started moving in, so I went to wot to beat the storm. I noticed the RPMs went to 5400 and the speed 53 MPH (according to my GPS). I thought it ran...
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    reading spark plugs

    Reading the old spark plugs with the visable electrodes is simple, but the plugs in my 150 Black Max spark plugs does not show the electrodes. How can you read these plugs to check if it is running too rich or too lean?
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    voltage question

    Checking the charging system to the cranking battery.How many volts should be going into the battery from a 150 Black Max at idle?
  14. H

    spark plugs question

    I was going to check the reading of my spark plugs and found they have no electro. Is much different in the plugs with or without electros?
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    Carb question

    Still working on the ranger. Everything seems to be working good except gas consumption. Ran down the river about 2 to 3 miles and it burned 4 gallons of gas. This is a 150 Black Max. Thinking the carbs needs to be reworked. I have rebuilt several automobile carbs. Would the 150 cards be much...
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    aerator on ranger

    I need some advice on replacing the aerator on a 1986 ranger.How difficult is this, and what do I need to watch for while replacing the pump
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    battery not charging

    My battery is good. What will keep it from charging while running the motor
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    Trim alarm?

    Is there a trim alarm on ranger boats?
  19. H

    alarm goes off

    I have just bought a 86 ranger with a 150 mercury. While crusing an alarm under the console will go off for no reason.What could this be? This is a continuous alarm that seems to stop after triming the motor.
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