I hail the Viton tip needle valve as a sensible upgrade. Note: no alcohol in my local gasoline supply.
Viton has long stood the test of time on a great number of bikes over the years. It's a pleasant improvement over regular valves. I can leave the gas on without fear of flooding.
741 has the same needle valve with my Panhead so I can share the spares between the bikes.
Update: the particular Viton tip needle I picked up turned out didn't fit the existing outer. I suppose I should have bought inner and outer as a pair. So I learnt, some of the repop valve parts don't interchange.
Tuesday, January 29, 2019
Spark plugs
New reproduction Indian "C" spark plugs.
These turned out to be cheaper than purchasing equivalent NGK plugs through local car parts dealers. How cool is that?
These turned out to be cheaper than purchasing equivalent NGK plugs through local car parts dealers. How cool is that?
Control cable repair
The existing cable outers were cut too short, no throttle stop inside the handlebars and the cylinder head clip was missing. I extended the outer by soldering a joining sleeve made from steel tube. The outer was also soldered to the clip. The head clip was a case of bolting it to the appropriate headbolt then twist-orienting it to aim directly at the throttle arm.
Head clip and handlebar stop...
After soldering, throttle side.
Head clip and handlebar stop...
After soldering, throttle side.
Thursday, January 17, 2019
Drive sprocket
I decided to increase the overall gear ratio slightly to a 15 tooth drive sprocket. Pulling off the original 14T sprocket I noted it was a nice firm fit.
The kickstart was missing a washer from the spring so I made one to suit. I could see witness marking of where the spring had been walking over the sprocket nut face. The washer I made has a small shoulder to hold the spring captive, is 3/4" I.D. and abuts the step in the mainshaft. There isn't much room so the washer/spacer needs to be quite thin.
The kickstart was missing a washer from the spring so I made one to suit. I could see witness marking of where the spring had been walking over the sprocket nut face. The washer I made has a small shoulder to hold the spring captive, is 3/4" I.D. and abuts the step in the mainshaft. There isn't much room so the washer/spacer needs to be quite thin.
I found the points wire had nearly broken off completely. It was holding by a single strand. It was a good find as that could have broken away on the road. I soldered the terminal after tinning the wire first. Most importantly the wire insulation is captive by the terminal "clamp".
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