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    Just got a shipment from @rapidray - thank you! ...

    Just got a shipment from @rapidray - thank you! Lockup clutch parts!

    On the hunt now for some tired clutch springs, for initial setup. I think I have a couple handfuls in my spares boxes. ...
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    Thanks for the additional info, @Nick63, that...

    Thanks for the additional info, @Nick63, that helps. No, lapping (or regrinding etc.) the valves wouldn't be necessary with the head off.

    Were you holding the throttle at wide-open when you did...
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    Also, did you do a compression check before the...

    Also, did you do a compression check before the top-end rebuild? If so, what #s did you get?
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    A couple thoughts: 1. confirming that you're...

    A couple thoughts:
    1. confirming that you're doing the compression check with the throttle WFO, correct?
    2. Yes, if your valves are tight, you'll have low compression, since they won't seal
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    Getting ready to go out: 62846

    Getting ready to go out:

    62846
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    Finally got my hands on some photos from my...

    Finally got my hands on some photos from my friend Seth, here's one:

    62845
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    @Rob S. the bike started life as an 1150, but has...

    @Rob S. the bike started life as an 1150, but has a 1229 kit in it. The best time was at 132 mph. What still blows my mind is that my top speeds have been pretty consistent, even as the elapsed...
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    Progress last night ... did a handful of passes...

    Progress last night ... did a handful of passes in the 10.1xxs, with a best of 10.150. The sixty-foot time for that run was 1.613. The wheelie bars definitely helped. If nothing else they let...
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    Got the wheelie bars mounted this week. With the...

    Got the wheelie bars mounted this week. With the longer swingarm, the old upper mounting points didn't work. I wound up welding a couple 3/8" coupler nuts to the underside of the frame. I don't...
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    I recommend a bit more experimentation: 1. ...

    I recommend a bit more experimentation:
    1. recreate the problem, without any changes
    2. add preload to the rear shocks, try to recreate the problem, and see if anything changes. Then remove the...
  11. I'm a big fan of using a heat gun, to warm up the...

    I'm a big fan of using a heat gun, to warm up the boots. Be careful not to melt/scorch them, but get them nice and warm.
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    @bobgroger, I've only run there three times,...

    @bobgroger, I've only run there three times, always on a Friday or Saturday night, and it has always been 1/4-mile. I believe the bracket racing's run on Wednesdays over the 1/8 mile.

    I've been...
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    You may have a local hose shop that sells all the...

    You may have a local hose shop that sells all the pieces you need. Here in Portland Oregon there's a shop called "Oil Filter Services" (https://www.ofsco.net/) that sells lengths of all different...
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    And a final one. The second hanger bracket was...

    And a final one. The second hanger bracket was necessary, due to the flex of the first hanger bracket (it's pretty long) and the flex at the header-to-muffler joint (it's flex pipe). One bracket...
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    Another one: 62736

    Another one:

    62736
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    Here are some exhaust photos. Not pretty or...

    Here are some exhaust photos. Not pretty or light, but it did the job.

    62735
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    One of the many interesting things is that my top...

    One of the many interesting things is that my top speed last Friday was only a mile or two per hour faster than my former previous top speed, but my ET was down by ~0.4 seconds. The main difference...
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    Photos up soon ... I fit a baffled muffler last...

    Photos up soon ... I fit a baffled muffler last week. It worked great, and I ran last night without any problems. Best pass was a 10.392 @ 132 mph.
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    My 'home track' is Portland International...

    My 'home track' is Portland International Raceway. It's only ~15 minutes from my house, and is actually a city park. Hard to get more convenient! The noise limit for the night drags is 103 dB. I...
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    Progress - did a 10.755 at 131 mph last night,...

    Progress - did a 10.755 at 131 mph last night, with plenty more to give from both me and the bike. Got popped for noise twice (max 103 dB at my local track) and sent home, so top of the todo list is...
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    Good news! Got the air shifter working, tracked...

    Good news! Got the air shifter working, tracked the problem down to a disconnected lead at the handlebar button.

    From the todo list:

    * bench-test air shifter / identify cause of problem
    ---...
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    A few things, folks had their temperatures...

    A few things, folks had their temperatures checked at the gate, they limited attendance to 100 vehicles, with one driver and one helper each, max. Masks were required for folks not immediately...
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    Jets have already arrived! Assuming the weather...

    Jets have already arrived! Assuming the weather holds, hope to get back to the track the evening of the 24th.

    stetracer, thanks for the Facebook tips. I requested permissions for the Dragbike...
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    Good advice, stetracer, thank you! Yes, I...

    Good advice, stetracer, thank you!

    Yes, I disconnected the cylinder from the shift shaft prior to testing, no sense beating up the shift forks & transmission internals. I talked to the folks at...
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    OK! Air shifter is nearly working now. I'm not...

    OK! Air shifter is nearly working now. I'm not 100% certain, but it looks like the problem is either with the pushbutton switch on the handlebar, or the wiring between the button and the solenoid...
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