VSR = valve seat recession, the consequence of using unleaded fuel in a
engine designed for leaded fuel.
Though I would suspect that most Bs at this point in their lives have
been treated to a head rebuild with new valve seats, and that unleaded
fuel is not an issue.
Dave Wood had this to say:
>Scotty,
>
>I've been adding a lead replacement to my 72 B since they quit selling
>leaded fuel in the States. The additive in not lead, it is something
>presumably less toxic to people and the environment but accomplishes the
>same valve lubrication that the older cars need. I suspect that listers
>will come up with some suitable definitions of VSR. I can think of some,
>but none printable. So, what is a bowser?
>
>Dave 72 B
>
>-----Original Message-----
>From: Scotty <scotty@dove.net.au>
>To: mg-mmm <mg-mmm@autox.team.net>; mg's <mgs@autox.team.net>
>Date: Tuesday, May 09, 2000 7:42 AM
>Subject: Question about fuel additive-VSR
>
>
>>G'day All,
>> our local motoring organisation has just informed us in
>>South Australia that leaded fuel will be phased out by January 1st, 2002.
>>LRP [lead replacement petrol] will be available soon from some petrol
>>stations.
>>However, here's the bit they didn't elaborate on.
>>Quote---It's feasible that when the number of pre '86 vehicles falls to a
>>level where it's no longer viable for oil companies to dedicate bowsers on
>>service stations to LRP owners of these cars will have to empty a bottle of
>>VSR additive into their tank when they fill up with Premium unleaded
>petrol.
>>
>>The mystery is 'what is VSR ?'
>>Inquiring minds need to know.
>>
>>Scotty,
>>Adelaide, Australia.
>>
>>
>
>
--
Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the red one with the silver bootlid.
|