VB con rod length?

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rick king
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VB con rod length?

Post by rick king »

Anyone know?
garycullen
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Re: VB con rod length?

Post by garycullen »

Rick, since no one else has answered….
Cast number A7/525
Cast number A7/525
IMG_0034.jpeg
IMG_0036.jpeg
Mine measures 7 1/2 inches between big end and small end centres.

Casting mark is A7/524

Cheers
Gary
Auckland
Gary Cullen
Forrest Hill
Auckland
Antipodes
1946 VB600 rigid Tele
1973 Honda CB350 owned since 1981.
1933 Austin 10
2008 Fraser Clubman (like lotus 7 only better )
nevhunter
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Re: VB con rod length?

Post by nevhunter »

It won't be a CASTING. It's drop forged EN 26 I think. Nev
rick king
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Re: VB con rod length?

Post by rick king »

*** Thanks for the measurement. ***
What's "non skid" all about?
garycullen
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Re: VB con rod length?

Post by garycullen »

Wasn’t thinking, of course drop forged steel.
I had one VB con rod slightly twisted and an artisan just twisted back to true!
Couldn’t do that with a cast assembly…

Sorry Rick, where is “ non skid” mentioned?
Gary
Gary Cullen
Forrest Hill
Auckland
Antipodes
1946 VB600 rigid Tele
1973 Honda CB350 owned since 1981.
1933 Austin 10
2008 Fraser Clubman (like lotus 7 only better )
rick king
Posts: 31
Joined: Tue Dec 05, 2017 3:44 pm
Contact:

Re: VB con rod length?

Post by rick king »

Skid is on Dong Xin’s rule.

The BLMC garage over the road from our house had a machine shop, they did complete engine rebuilds
in there and they had a con rod straightening jig/thing.
Rods had the mating faces ground and then the rod was honed round and to size.
The rod was bolted to the thing. The thing resembled a vertical face plate with a pin sticking out perpendicular to the plate.
Rod goes over pin, funny V block goes over gudgeon pin and if everything is nice n straight v blocks bits touch plate. simples.
The straightener was a big old pair of stilsons with aluminium wrapped around the jaws.
garycullen
Holder of a Nylon Anorak
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Re: VB con rod length?

Post by garycullen »

Ha, now I understand.
The ruler in the picture has a cork layer on the reverse to keep it steady…
Your garage across the road sounds like it has old school skills, sadly lacking in todays automotive enterprises.
Cheers
Gary
Auckland
Gary Cullen
Forrest Hill
Auckland
Antipodes
1946 VB600 rigid Tele
1973 Honda CB350 owned since 1981.
1933 Austin 10
2008 Fraser Clubman (like lotus 7 only better )
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