Dave & Marlene wrote:
> Hi Mike,
>
> You didn't give any dimensions which makes it a bit hard to know just
> what oversize you need. Denis Welsh has exhaust valves for the BN2 in
> 1.562" & in 1.614". I think it is fairly common to use the AH3000 size
> (1.562") exhaust valves in the four. Maybe standard AH3000 exhaust
> valves will work? Don't know about the stem length & diameter. My DW
> aluminum head came with the OS valves already installed & I didn't
> bother to measure anything. Maybe someone can fill in the gaps in this
> info.
>
> Dave Russell
> BN2
>
> Mike MacLean wrote:
> > Does someone know where I can get slightly oversize exhaust valves
> > for my BN2? The head I am using came off a 100M car. Somewhere in
> > the past, someone put some oversize exhaust seats in it for whatever
> > reason. A stock exhaust valve from Moss (correct head size BTW) only
> > just engages the seat with the outside edge of the valve. Not a
> > good situation. The intakes are O.K. Any place to buy slightly
> > oversize valves? Anyone else seen this before? Mike MacLean 56 BN2
> > 60 AN5
> >
> >
>
>
>
>
I don't know about the overall length of a 100-4 valve as opposed to a 6
cylinder valve, but according to original service manuals for both cars,
the stem diameter is the same.
Mike MacLean
56 BN2
60 AN5
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