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Type: Posts; User: topper5

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  1. Replies
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    RE: 3w 80xi comp series overheating

    well im done worrying about it now, when i bought it mathematically a 9 hp motor should kick around 40lbs of thrust with a vess 27a at my altitude, and im only getting around 33 lbs of thrust, the...
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    2,479

    RE: 3w 80xi comp series overheating

    im running a pits
  3. Replies
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    2,479

    RE: 3w 80xi comp series overheating

    pits
  4. Replies
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    2,479

    RE: 3w 80xi comp series overheating

    i didn't think about checking the bore until the day after the motor was back together, it would have been a good idea had i thought to check the bore wile i had the head off because one of the old...
  5. Replies
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    RE: 3w 80xi comp series overheating

    44lbs is great, i haven't cheeked my thrust in a wile, the motor should be getting close to max performance by now, i have a vess 27a on the way and i will be checking the thrust again this week end...
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    RE: 3w 80xi comp series overheating

    im only going off what others have said they got on rpm 6700 - 7200 with a 27x10, that's why i felt mine was under powered getting the same rpm with the 26a, but i am starting the break in over, i...
  7. Replies
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    RE: 3w 80xi comp series overheating

    i have only dwelt with about 12 gas engines thus far and none of them have ever gotten up to that kind of temp, but after a hard flight on the 80xi, i can drop the throttle to an idle and float by...
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    RE: 3w 80xi comp series overheating

    i set the timing at 0' degrees for the red (north pole) witch makes the green (south pole) 55' degrees according to the 3w manual, im not using a CH ignition im using a 3w so i don't think the 28'...
  9. Replies
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    2,479

    3w 80xi comp series overheating

    I recently bought a used 3w 80xi comp series motor here on RCU and it over heats, rather its on the ground or in the air, depending on how hard i fly it it gets between 225' and 260' degrees, i put...
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    RE: 2008 yak 54 56in CG?????????

    thanks hank

    Ron
  11. Replies
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    RE: 2008 yak 54 56in CG?????????

    sorry to say but i really don't think john knows, (lmao) so i set it a 1/3 back from the LE = 5" right on the wing tube, it flew great with an OS 91,
    i think it was a little tail heavy (but still...
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    RE: 2008 yak 54 56in CG?????????

    I have the same problem, and what the he$$ dose the order # have to do with it? it's the yak 54, 56" wing, there all the same plane.... i contacted nitro models hahahaha and they said they had no...
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    RE: Lanier 94" Yak help

    very nice looking bird mitsu1,
    my cg is 7 6/16" back, but i will be moving it back another 1/2" to 7 14/16" for tomorrow, my fuel tanks site right in the middle of the CG, my maiden flight...
  14. Replies
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    RE: Lanier 94" Yak help

    2robinhood do you have smoke set up on your dl and if so what did you use for the muffler inserts, i know that someone sells them but i cant seem find them.
  15. Replies
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    RE: Lanier 94" Yak help

    ill be running 100cc motor with 2 x 22oz tanks, (1 for smoke) and @ 2.5 oz of fuel a min. ill get 7.5 min. of flight with 1 min to land (LOL), but ill probably go with an added 8oz hopper fuel tank...
  16. Replies
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    RE: Lanier 94" Yak help

    Hi all, im looking for some CF Gear for this yak, any one know if they make one or if i have to go with an aftermarket one.
  17. Replies
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    RE: Yak 54 50cc Giant- anyone have one?

    i know this thread was started two months ago, but here is my two cents any way.
    the elevators might support low profile servos if you re-enforced the stab. i left my servos in the fuse, i used...
  18. Thread: CMP Yak 54

    by topper5
    Replies
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    6,779

    RE: CMP Yak 54

    i built this kit for a guy last fall i think the cg is about 4.7",as far as the canopy i built a frame inside of it and atached it with a nose pin and two screws at the back, other wise per the...
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    RE: Funtana X100

    ZIPPI

    the O.S 120 fits perfict, well as far as im concerned. one small hole in the side for my glow stick to fit into, but the bottom needs some tooling, i have the pits muffler so i had to cut...
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    RE: Nitro models pusher Bobcat?

    hay jephry if you are in SINGAPORE, then you are pretty close to sea level and i would say the 50fx will be plenty of motor for the bobcat,
    if you are gonna use the 91fx i would not use smaller...
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    Midwest Cap 232 REBUILD

    I recently acquired a 1/4 scale Midwest Cap 232 to finish building for a friend, and it came with no instructions, it is mostly assembled, but i need some info if some one could help.
    I need the...
  22. Replies
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    503,298

    RE: Nitro models pusher Bobcat?

    those retracts look like my 605 spring air's that i have in my bobcat, page 4 post #90, not to get off the subject but dose any one have any personal exp with the Mark 61 dbb ringed motor, i'd like...
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    RE: Nitro models pusher Bobcat?

    MattyC-130: YOUR Q WAS. Is the 10" CG with fuel tank empty or full?

    EMPTY!!!!
  24. Replies
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    RE: Nitro models pusher Bobcat?

    eaticus: what retracts may i ask are you installing?
  25. Replies
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    RE: Nitro models pusher Bobcat?

    SJN: if you throw a tuned pipe on that Magnum 65 i think you will be allot happier with your speed,
    my ys-45 + tuned-pipe don't look so pretty on the ground, but in the air you don't even notice...
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