Joined: Apr 2018 Posts: 507 Threads: 129
Reputation:
2
Location: Staffordshire
Car type: Ruby mk 2
Hi Gents
Could someone advise with the thread specification.
The brass insert in the gearbox what is the connecting speedo cable size.
The part the cable connector screws onto?
1936 Mk2 Ruby with standard gearbox
Regards
Tim
Joined: Apr 2018 Posts: 507 Threads: 129
Reputation:
2
Location: Staffordshire
Car type: Ruby mk 2
Thanks Robert.
Has the thread form got a name ?
Joined: Aug 2017 Posts: 557 Threads: 89
Reputation:
7
Location: Deepest darkest Kent
Tim,
It's a British Standard Brass thread.
Joined: Aug 2017 Posts: 926 Threads: 22
Reputation:
10
Location: Near Cambridge, UK
Car type: 1928 tourer (mag type), short chassis Gould Ulster
Robert,
Is that the same as a Cycle Engineers thread?
Joined: Aug 2017 Posts: 741 Threads: 8
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11
Location: N W Kent
as well as the other differences visible in the charts, the CEI threads all have a 60 degree thread angle; BSB has a 55 degree angle in common with most other Brit threads.
