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Anyone come across a bad manual petcock (style as shown in pic)? Squeaks when turned and stiffer than same petcock on other side. Only 2 years old and used regularly (turned off when bike is off). Thanks in advance

Just replaced tci ignition with pamco e advance kit. Any precations when welding?

Box: 50 shipped Pickup: 20 shipped Cant say tci box is "known good," explaining why price is so low....... Had a mid range misfire that has since been cured with carb work, new battery and pamco (coil, wires, plugs too). Too many changes to say box was or was not at fault.

Recently purchased ultimate pamco with e advance(mikes part 14-0913) to replace stock tci ignition. Wired as per instructions but no spark. Specifically, from e advance its red to switched power, green directly to coil and black to good ground. Engine cranks but no spark. Are coil terminals...

Please advise where fire mark is on this 1980 plate. Manuals show an exact firing mark, but this plate shows a range. Is it the left or right mark of range. Thanks

Slight mid range hesitation got me looking into my tci board. Thing looks great except for a zd4 diode just above black/white wire. Do the pics show evidence that it is bad? Can i test somehow? Thanks in advance

15 each. Or 50 for the whole lot Thanks in advance

Nib hughs 2 inch fork lowering kit. Plus 35 mm fork seals. 45 shipped

40 shipped.

Unused. 20 shipped

All metal 5 inch gloss black headlight with visor. Accepts h4 bulb. 4.5 inch glass lense. 40 shipped

Decent tank for your cafe build. No petcocks. 150 shipped

Purchased from MMM 2 years ago for project that never became. 70/100 Springs. Paid 220. Letting go for 175 shipped.

Ever seen this? given i shaved them up a bit and only using left side.

Mecum auctions june 10-11 in schuamburg, il is auctioning off over 300 vintage motorcycles. 1 just so hapens to be one of ours.... or kenny roberts. Estimated to sell for 50-60k. Check it out: https://www.mecum.com/lot-detail/CM0616-243928/0/1976-Yamaha-OW-72/

Whats a good trick for sliding dust boots upwards with front end all assembled. Tried prying with flathead and twist/pull with wrench. No dice.

Mocking up brembo on 35mm forks with stock rotor. Rotor seem awfully close to inside of fork.... just a couple of mm. Is that normal? Anyone have a measurement to share? Thanks in advance.

Looking for brembo caliper for conversion on 35 mm forks. Thanks in advance

Trying to measure acurate 1200 rpm idle with no tach.... Read a little bout measuring rpm with voltmeter in hertz/ frequency mode. I understand that reading will show per second and times 60 will get you the rpm, but will that be double actual rpm with our wasted spark? And can I just...

Been having alot of cool nights and hot days lately. Opening the garage for the day, letting in warm air, is wrecking havoc on engine. Bike will sweat all day until it reaches ambient temp. Is there anyway to prevent this? Would a good cover help? I feel as if all the hours polishing covers...