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  1. J

    Mercruiser Type 1 Trim Sender?

    1971 Merc I165 with type 1...Could someone explain how the trim sensor works...it appears to have a slave cylinder mounted above the shift linkage on the tramsom with a silver sensor with threads and a jam nut...this is loose on mine...how do i adjust have looked in the service manual but i...
  2. J

    Merc Type 1 propshaft endplay?

    How much (if any) endplay (in and out) is called for on the propshaft...type 1 lower unit, 1971 merc 165 i6? I have a little (maybe .005-.010)...no deflection, runout, side to side. Also what is proper torque procedure for the prop? 1971 merc 165 i6 type 1 outdrive thanks!
  3. J

    Introduction/thoughts...

    I am the owner of a 1971 Reinell 18'6" open bow trihull...has merc l6 165 hp pre-alpha...purchased used locally through craigslist...have run boat one summer so far...very well-running boat! Boat was gone through at some point in the last 10 years and had the foam and floors re-done...now has a...
  4. J

    New to forum, introduction, questions!

    I am the owner of a 1971 Reinell 18'6" open bow trihull...has merc l6 165 hp pre-alpha...purchased used locally through craigslist...have run boat one summer so far...very well-running boat! Boat was gone through at some point in the last 10 years and had the foam and floors re-done...now has...
  5. J

    Question on Skegaurd Fitment

    "Mercruiser I/O Pre Alpha #1 Drives 1973-1984" part# 99001 Will this fit my 1971 L6 165? Thanks!
  6. J

    Reverse Flow Cooling Merc 165

    I have a 1971 Mercruiser 165. I have viewed a couple of threads about reverse flow cooling as an update from Mercruiser...anyone have any info on this or the service bulletin? I have downloaded the manual for the engine outdrive(thank you very much) and see no mention of this. Also what is...
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