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by john.whiting
Sun Nov 17, 2019 9:49 pm
Forum: Main Chat Forum
Topic: Chain Tension
Replies: 7
Views: 223

Re: Chain Tension

Primary chains often wear in spots.....so be sure to check for excessive tightness for several complete rotations of the chain.....Ive found the worst wear situation is if the chain is a multiple of the engine sprocket.
by john.whiting
Sun Nov 17, 2019 9:44 pm
Forum: Four stroke
Topic: brakes aka vincent
Replies: 8
Views: 202

Re: brakes aka vincent

Have a look at the Royal Enfield Connie parts book........it used a double sided brake on the front........IMHO ,excessive weight ,with the braking swept area better made up by a single mechanism in a 8" or larger drum.
by john.whiting
Sat Nov 16, 2019 9:52 am
Forum: Main Chat Forum
Topic: New club Facebook page
Replies: 57
Views: 1325

Re: New club Facebook page

The Norton Owners have a system whereby the club spares is open to outside purchase,but at a premium ,or if you like ,members get a discount....certain NOS items are reserved to members.............However ,having said that ,I would never buy anything off them,their used spares are junkpile items,.....
by john.whiting
Fri Nov 15, 2019 9:35 pm
Forum: Four stroke
Topic: 53 KH oil line NRV
Replies: 6
Views: 166

Re: 53 KH oil line NRV

There is a oil stop valve thats claimed to be 100% reliable ,it is a Yamaha outboard motor part......I think there is mention of it before.Anyway ,this valve is well known to US Norton owners.Last time I checked,the valves were sold out ,as Yamaha wernt expecting the demand for the part....Velocette...
by john.whiting
Fri Nov 15, 2019 8:58 am
Forum: Four stroke
Topic: Twin leading shoe brake queries.
Replies: 38
Views: 657

Re: Twin leading shoe brake queries.

The angled sliding abutment is typical of Girling truck brakes,and gives them particular advantages over the Lockheed type of two leading shoe fronts,namely they work efficiently in reverse direction.Whoever made the brake shown had considerable brake experience......It may also be possible to weld ...
by john.whiting
Thu Nov 14, 2019 12:43 am
Forum: Four stroke
Topic: Twin leading shoe brake queries.
Replies: 38
Views: 657

Re: Twin leading shoe brake queries.

On the subject of medicos ,he did inform me there is a vaccination for shingles,which is a nasty ailment likely to strike anyone who s had chickenpox as a child....Worth considering.
by john.whiting
Thu Nov 14, 2019 12:38 am
Forum: Four stroke
Topic: Twin leading shoe brake queries.
Replies: 38
Views: 657

Re: Twin leading shoe brake queries.

Nope ,he s Russian,and somewhat incompetent,but he does bulk bill......Meanwhile ,back at the station,have a look at Jap tls front brakes,a lot are around the 7" dia ,and can likely be fitted to an Ariel.........the other one worth a look is the smaller BSA /Tri TLS fitted to the 500s ........n...
by john.whiting
Wed Nov 13, 2019 9:17 pm
Forum: Main Chat Forum
Topic: New club Facebook page
Replies: 57
Views: 1325

Re: New club Facebook page

I wouldnt worry about dilution of knowlege......Im on several FB groups ,and the technical knowlege seems to begin and end with "Ive spent 8 fousand quid on vis bike,dunno whats inside ,just goes and its cool"......My brother has done well on FB ,telling me he recently sold two quarter win...
by john.whiting
Wed Nov 13, 2019 12:04 pm
Forum: Four stroke
Topic: Twin leading shoe brake queries.
Replies: 38
Views: 657

Re: Twin leading shoe brake queries.

Looks quite well done,not yer average bodge....or are the bodgers getting scientific...........I d just stick a couple of crumpled newspapers inside the helmet for extra protection and try it on the road....Or would I ?.......was at the medicos today to get flu and pneumonia shot, he clocked the hel...
by john.whiting
Wed Nov 13, 2019 3:41 am
Forum: Four stroke
Topic: Twin leading shoe brake queries.
Replies: 38
Views: 657

Re: Twin leading shoe or twin trailing or what??

Even with just a single cam,they are sort of twin leading shoe,due to the girling design.......the FW ally front had a reputation for grabbing ,and BSA junked the design after just one season,and went to the cast iron hub.

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