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  1. M

    2003 V6 looper Water pump kit

    Have a 2003 175hp V6 carbed Looper. Need to get a water pump kit as this is the year to change it. (marina did 2 seasons ago). Is this the correct one? Water Pump Repair Kit for Johnson/Evinrude 435929 5001595 - Sierra...
  2. M

    Little overhat problem today.

    2003 175 Looper. On way in when I got to my no wake zone, my over heat alarm went off. Turned around and steam coming out of pee whole. limped for 30 seconds at 1500 rpm to get out of chanel, shut her down and thru anchor. As I was lifting up engine, I saw a plastic bag floating away by transom...
  3. M

    2003 175 looper, tell water temp and excessive smoke?

    Launched the boat a few weeks ago after being laid up all winter. Ran great 1s trip out, did a lot of trolling that day and for the 1st few trips after that. Def ran the boat at my 4200 rpm cruise speed for a good bit and have gone thru @ least 100 gallons of fuel so far this season, but also...
  4. M

    2003 175hp Looper ?

    Wondering if she is runing as she should as my top end seems a little low. Have a faifrly light 21' CC 17 degree deadrise. With 2 people/ half tank (40 gallons) She crusies at 31mph at 4200 rpm (15.25 x 17 Stainless prop) getting aBOUT 2.4MPG FLAT water tabs up, engine trimmed. Full throttle...
  5. M

    Those with 150-175 2 stroked carb motors....

    What is your fuel burn? I have a 2003 175 on a fairly light 21' CC and getting around 12-14gph around 3800-4000 rpm. Best I have seen is 2.4mpg, but usually get closer to 2.2 or so at cruise.
  6. M

    2003 175 Johnson Looper- Check Engine at high ROMS

    Took boat out for basically 1st time this season. Starts fine, idles fine, runs pretty good to EXCEPT. Anything over 4200 or so RPM< the check engine light comes on (not over heat, not low or no oil either. Just check engine. I back off and a minute later it goes away. Cruise around all day...
  7. M

    2003 V6 Looper 175 water pressure gauge

    Installed gauge (teleflex) but did not connect hose yet. Read recent thread that mentions adapter plate instead of t'ing into the tell tale. What is that about? Should I not just be following the instructions that came with the gauge? Also, I have removed my speedo, so I imagine I can use...
  8. M

    175 2 stroke idle?

    For those with fuel flo meters on there 2 stroke engines, what is your fuel flo @ idle? I just installed one and only idled engine today (will run boat tomorrow), but my new fuel flo was telling me upwards of 2-3gph at idle? Is this even possible? Seems rather high to me. Thanks.
  9. M

    2003 175 Looper-removed my speedo

    Just removed my speedo and put in a Lowrance lmf-400 in it's palce. My question is the tube I pull out of the back of the speedo? What should I do with the tube? Does water come out of it or anything? Does it need to be plugged? Can it be removed entirely? Never use speedo. Have chart plotter...
  10. M

    175 2stroke V6 looper-2003 vs 2005?

    Is their much of a difference between the 2? Specifically if I had a 2005 Factory Service Manual for a 2003 engine?
  11. M

    What is spray deflector (PART# 3345776) MADE OF?

    2003 Johnson 175 Looper. PART# 345776 Purchased boat used and the spray deflector's paint was all chipped off and the dit started to rust. I purchased a brand new one and it came in vlack color (not painted I don't think). Feels pretty light, so believe it is made of Aluminum, but want to be...
  12. M

    Thermostats 2003 Johnson 175 Looper

    How often should they be changed, how difficult and what should I be looking at (partwise) for replacements?
  13. M

    Prop reco?

    21' Sea Boss/ Sea pro w/ JOhnson 175v6. bEEN TOLD OPTIMUM PROP (FROM PEOPLE WHO OWN SAME/SIMILAR MODEL) s a 19 pitch. I got 5100 rpm @ 39mpg WOT past summer with existing 15 x 17 aluminum ( i know others with 150 JOhnson on same boat, same light load hitting 45-50ish MPH. Raised engine after...
  14. M

    Anyone running a 4 blade prop on a Johnson V6 175 Looper?

    Going to SS from Aluminum and was wondering if anyone was running something like a merc rev 4 prop w/ flo torque hub on their JOhson V6 150 or 175+. Thanks.
  15. M

    2003 BOM 175 looper- Water pressure and trim?

    Is it possible to add water pressure gauge and trim gauge to a 2003 175hp Johnnson-Bom 2 stroke? If so, what would i need? Thanks.
  16. M

    2003 175hp Johnson Looper plug?

    What is the different e running Champion QL82YC vs QL8YC in this engine? I believe it says to run the QL78YC, but I have some QL82YC and was wondering if their is an issue running them on this motor. i believe my marina (where I purchase 80% of my fuel) has 89 octane. Very little trolling...
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