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  1. H

    For Sale - My 81 750 cafe racer

    Sold Sold
  2. H

    Hand levers

    I'll take a look, thanks
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    1981 750C build

    Thanks, if you have any more question do ask...I don't keep track of stuff on paper so I forget some of it.You can email me .. Front ends swaps are not that difficult and the rewards can be well worth it..
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    1981 750C build

    Unfortunately I lost the many of the build photos when my computer blew up.I have done two other Showa fork swaps from Suzukis on vintahe Triumphs..Ok the stock 96 VFR 750 front end sorta bolted onto the 81 750...My 81 is a C model ,I believe there's some slight frame differences compared to a K...
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    1981 DOHC tachometer

    My 81 has what appears to be a SOHC tach...It seems to work ok but actually the indicated RPM is not always the same...And it's a beat up gauge...Ok, so 79-81 or so gauges are all the same? are there any other model/year tachs that will fit the stock 81 gauge mounts and hook up to the stock...
  6. H

    1981 750C build

    EBAY, it was 120 bucks to my door...I also got both wheels, brake parts, handlebars , risers, muffler,seat and the battery from Ebay.Air filters and a few misc. parts from 4 into 1..The tires from American Motorcycle tires, the rest from Amazon....An internet built bike...
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    1981 750C build

    I've been riding the bike ...At first the carbs were impossible to synchronize.The rubber intake boots were leaking...new boots and clamps...What a difference....The Dynojet kit, stage 3 with their needle ,the clip second notch from the bottom, works nicely with the oval pods and the exhaust...
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    1981 750C build

    I bought this 750C 6 months ago and over the winter I modified in to what you see here..Cut off unneeded brackets....96 VRF750 front forks, 93 VRF 17 inch front wheel with larger 96 brake discs and calipers...late 80's VRF rear wheel and disc brake. 71 Triumph 650 rear fender..Yamaha XS750 gas...
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    Hand levers

    I've looked around for a set of "modern" dogleg hand control levers to fit the stock perches on a 81 750....Found nothing, do any of you know of any? Thanks
  10. H

    For Sale - Fuel tank 1980 750F

    This tank was removed from a 1980 750F... The tank interior has slight flash rust, no heavy rust or cracks, does not need to be sealed. The cap and latch are in good usable condition. It has a shallow dent in the rear as shown in the photos and a few slight dings. The emblem and latch attaching...
  11. H

    Valve timing marks

    Yes, the primary drive, crankshaft to transmission............Yes retarding the intake time raises rpm power band...my misprint..
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    Valve timing marks

    Thanks...I did notice while the exhaust timing is exact the intake is very slight retarded...Maybe a degree or two and might lower the power peak a few hundred rpm..Nothing to be concerned with. I also replaced the valve guide seals and rings due to age.The guides and bores were in excellent...
  13. H

    Valve timing marks

    I'm doing cam timing a an 81 750....I have a reprint of the factory service manual but the images aren't all that clear....I assume this correct crankshaft position, both sprockets with the timing marks horizontal and number one cylinder intake and exhaust lobes facing the sparkplug...Thanks
  14. H

    Valve shims

    Well, I ordered a few shims from them just before you posted :thumbsup:
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    Valve shims

    Well thanks for the info.....
  16. H

    Valve shims

    I'm doing the valve adjustment on my 81 750 while the engine is out of the frame......it appears someone was in here before me and all the valves need adjustment...In inches they are 4-6 thousands....it ran ok and wasn't noisy...I don't know how much you can cheat on this but even shuffling the...
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    For Sale - 81 750C parts for sale

    PM sent out
  18. H

    Fuel tank options

    I did look at that tank on Ebay....The width of the tunnel won't clear the frame rails....
  19. H

    Lithium batteries! INFO

    My vintage race bike and Ducati street bike have Shorai lithium iron batteries. I use then because the are very light and compact....The 81 CB750 I'm building now will also have one...
  20. H

    For Sale - 81 750C parts for sale

    I'm modifying an 81 750C into a cafe racer. many stock parts for sale....Front or rear wheel,good rotors on front, they spin true, $40 each. Stock air box with side covers.Side covers have slight surface rust and rattle can paint job, but all there and good shape, $30. Stock large saddle seat...
  21. H

    Just put down my deposit for a CB750C

    That's a very clean bike, nice find.......I bought this neglected 81 750C for short money a few weeks ago. It runs well but is sorta ugly and rusty. It's being stripped and tuned into a cafe racer as we speak....Not my house in the background,but could be, lol....
  22. H

    Fuel tank options

    New guy....I'm building a cafe racer from a neglected 81 750C....I would like to use a smaller gas tank...The frame kick up over the engine requires a deep tank tunnel....I can do sheet metal work but prefer if another tank will fit with perhaps just some reshaping of the tunnel rather than an...
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