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Hello, I just upgrade my Ignition from points to PAMCO Ultimate High output #14-0914 (thanks http://www.xs650direct.com/ ), using the stock advace. Ive grounded the PACMO to the old coil bracket on bare metal, disconnected the condensors(left them floating), connected the remaining orange wires...

Another carb question unfortunately. I recently bought carb kit (http://www.xs650direct.com/products-36.html) for my 74’ BS38 carbs Part #48-1919. Can someone please tell me if the ‘Float needle assy 2.5’ is correct for my carbs. As before my bike stinks of fuel, and I can see the odd time...

Probably a premature thread but just trying to find out if my fuel mixture screw should be soo closed (TX74’ BS38 carbs). It is maybe ¼ turn open on both Carbs, but really wants to be shut fully off when performing the “dead cylinder” method to obtain the best idle. I start off at 0.75 turns...

Winter project was to dig in and clean carbs to have them ready for spring and I noticed the fuel pick-up for the enriching system in the left carb bowl is plugged. I inspected the right carb bowl and it was plugged as well. I have been following http://www.amckayltd.com/carbguide.pdf and on...

Hey guys, the speedo on my 74' TX650A bike has a very slow response when riding. The TAC reports the travelled millage correctly, but takes minutes before registering the correct speed. Also when I done riding, for example just parked it after riding at 60 mph, it would take several minutes to...

Hello, I have a 1974 TX650A yamaha and need to find a rebuild kit for the front master cylinder. I'm in canada and not finding any luck on http://www.xs650direct.com/ . I found a front master cylinder but don't know if it is compatable. http://www.xs650direct.com/products-71.html Rebuild Kit...

Hello, I checked my condenser and it is measuring 262nF and 264nF to ground (off of the black lead to ground cable [completely isolated] but I continue to get arcing at the points on my 74 650xs. I also get infinity ohms when measuring the resistance(a good thing). It is the first time the bike...

First time former, I have a 1974 TX650A with 2500 miles which has not seen a spark in 30 years, I've read a pile of information on the bike and still learning. When cleaning the points and cam I noticed the cam has a keyway cut in it, but the 'cam rod' on the threading does not have a keyseat...