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lemur

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  1. Next test I would do is hook up fuel delivery to the carburetor and move the float lever part #70 up and down with my finger, observing how well the valve allows fuel to flow into the float bowl area and to stop the fuel flow correctly when you raise the lever. Works just like a toilet, if you can fix a leaking toilet you can fix a carburetor.
  2. Did you check the fuel filter? Part #53 in the parts diagram http://ducatimeccanica.com/dellorto_diagrams/phbh_l_diagram.jpg ... part #61 is the seal others were questioning.
  3. lemur

    Beta plastics

    If you change the way the airbox access cover bolts on, you are far less likely to snap the rear fender in the typical fashion. Secure the airbox cover to the fender even with glue works and then bolt the fender to the bike with only the front bolt and 2 small zip ties at the rear part of the frame, then when you crash the entire fender will come loose instead of breaking the fender into two. That Bosi front kit looks like a copy of the stock Montesa fender and bracket and the half length rear tail looks like a copy of a TRS 2 piece fender, seen them live and they look like the wrong fender bolted on there.
  4. lemur

    Beta plastics

    For the front fender you are not limited to buying Beta, other brand front fenders will fit and a Montesa front fender bracket is a good start point. Beta rear fender there is a way to change the air box cover bolt and reduce breakage of the stock rear fender plastics, you make the airbox cover attach to the plastic fender instead of bolting to the frame, that reduces breakage of the rear fender plastics.
  5. Squirt about two ounces of fish glue into the tire before you insert the valve stem, inflate the tire and roll it around to see where the glue starts to leak out, now you found the leak and sealed it too. Also works great to seal tire studs that poke through the tire a little too far. Fish glue is high tack fast dry glue commonly used in woodworking, it 100% reactivates by adding water, non toxic and easy to clean up. Unlike commercial tire sealant, fish glue hardens into a flexible skin that will help to make the tire stick to the rim and not slide on the rim. I know it sounds strange but it 100% works.
  6. OEM HONDA TIRE LOW PRESSURE GAUGE part # 89301-HA0-772. 👍👍 doesn't need to read accurate as long as it reads consistent.
  7. Decompressor defeats engine braking, at least it did on a BB34 Goldstar 😎 that was the only bike I rode with a manual decompressor.
  8. Where do you plan to ride (what terrain do you typically have available) ? Montesa 4RT excels at many things but the nearest dealer for me is 4000km away, so parts support and buying new bikes is not one of them. PGM-Fi fuel injection is the best 👍 4RT handle far more planted where most 2T bikes tend to handle more lively, the 4-stroke engine wins if you ride at continuous sustained speed for long periods, 4RT' thrive on really long steep climbs where you need to peg the throttle and leave it pegged. Throttle control between the 2T and 4T is the biggest difference, what works on one is not right for the other, 4T engines don't like to be blipped, 2T engines work best for short bursts of insane power response, the Montesa has a 5 plate clutch to deal with heavy use of the clutch.
  9. Today I was helping a friend track down the source of the same symptom, bike ran and started poorly when it got hot. On disassembly it turns out the piston is badly scored near the exhaust port and small bits of piston literally welded itself to the cylinder wall. Bike is a 2022 model with only 150 some hours on it. We didn't see anything to account for the damage so far such as foreign material and the damage is limited to where the exhaust port opening is. In retrospect the piston damage would have been visible to inspection by removing the exhaust header only.
  10. I think my entire body is going arthritic but riding seems to help 🖖 my arthritis hurts most after periods of stagnation, seems to go away when I'm riding, comes back in a hurry when I crash and can't get up. Treatment plan is to ride more, crash and stagnate less. ... now if you can tell me how to get out of the truck after a long drive and not feel like a 100 year old man in need of a walker 👍 I'm considering glucosamine supplements because it did seem to work for my dog. Curious if anybody has had success with that?
  11. TRS One with USD forks 🤔 Never seen such a thing. I think it's a bad idea but if you flip the forks around your leading axle will become a trailing axle and that will change your wheelbase, fork rake and fork trail specs.
  12. You might have started with saying it's a Beta Explorer. If Beta wanted to make the explorer into a trials bike they would have started by not fitting it with USD forks and enduro style geometry. Your wheelbase is likely about 3 inches longer than a typical trials bike, front fork travel about 3 inches more front wheel travel than a typical trials bike and it can't fit real trials tires, making it about as much of a trials bike as a surron is. No amount of riding technique or lean angle or grinding down steering stops is going to change the nature of the bikes original design.
  13. Dead loss battery system using modern battery and LED lamp tech is going to out perform anything you could run off the engines stock electrics.
  14. What he said 👍 Not having seen you ride, we think you need to shift up a gear and pull in the clutch more to coast on deceleration.
  15. Had to look at your other posts to know the problem is TLR200 related, stock forks and geometry are marginal for a competition trials bike, too much rake and trail. You are leaning the bike into the turn to make the forks stand up more vertical (steeper fork angle) and thereby reduce the turning radius very slightly, but by applying that lean technique eventually the tire contact patch is too far ahead of the axle and forward travel becomes unstable. The stock TLR200 forks have a leading axle (axle is forward on the lower fork leg) and that wheelbase lengthening feature is to make the bike more stable at road speed but also increases the bikes turning radius. If you are worried about your shoulders, that sounds like you are riding the bars and not the pegs, bend the knees to crouch more and that will have you riding the pegs more and weighting the bars less. Nice bowleg stance and weighting your pegs on the outside helps give better control, but stock TLR200 footpegs are not good, upgrading pegs to a more modern, wider, more aggressive footpeg is a good upgrade that can improve your riding style. Need to see the bike and you riding it to know better 👍 but you likely need a motorcycle upgrade to take your riding skills to the next level.
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