Recent content by Nelson

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    What Spark Plug for Heiden Tuning 750cc big bore kit

    The crank has been turned to a 277 degree off set and I am using a PAMCO ignition with Mikes Green Monster coils.
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    What Spark Plug for Heiden Tuning 750cc big bore kit

    Does anyone have experience with which spark plugs I should use with the Heiden Tuning 750cc big bore kit? I was just going to pick up some BP7ES plugs but thought I would ask first if they are appropriate for this mod? Thanks, Nelson
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    Correct Jetting for XS650 bumped up to 750

    All is saved. I took your idea one step further...I prepped the carbs by inserting tight fitting wood pegs into the 2 holes in the bottom of the slide then put hot water in a metal coffee can on a single burner hot plate I use in my shop for chores such as this. I then made a wire bale to...
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    Correct Jetting for XS650 bumped up to 750

    Thanks for the info. My new problem, discovered after attempting to take the carbs apart for cleaning. is that both slides are frozen tight in the bores. This sidecar rig has been sitting in the shop for about 20 years. it was only a couple of years ago that I started to rebuild the bike at...
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    Correct Jetting for XS650 bumped up to 750

    Thanks. I was wondering if that would make a difference. I'll check this out but now I have another problem. The slides in my carbs are frozen tight. I have one spare BS38 that was disassembled and cleaned but not reassembled about 20 years ago. It looks to be in good shape. I might have...
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    Correct Jetting for XS650 bumped up to 750

    I am cleaning the B38 carbs on my 77 XS650D getting ready to reinstall them after rebuilding the engine. I have installed a Hayden Tuning 750cc big fin cylinder block and have turned the crank 83 degrees. What do I need to do to the jets on the carbs for the larger displacement? I am not...
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    What is this electrical part?

    Thanks Gary. My OEM service manual did not have a cable routing guide. I really app;riciate this!
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    What is this electrical part?

    Thanks. It had aftermarket horns so you are probably correct. I've been working from my Haynes and Climer manuals. As I recall I do have an OEM Yamaha shop manual somewhere. I'll just have to spend some time searching.
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    What is this electrical part?

    I took my XS650D with Velorex sidecar apart to restore it in 2010 or there abouts. Life got in the way... now I am back to working on it. I got the motorcycle and sidecar frames and parts back from the powder coater a few months ago. Also parts from the chromer. Ive been putting it together...
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