certainly there is no parts number difference, that includes TR7 heads
for californian emissions. Very interesting point, exactly the one I
have tried to make several times before, just nobody listens to me.
Gernot
> ----------
> From: jonmac[SMTP:jonmac@ndirect.co.uk]
> Reply To: jonmac
> Sent: Tuesday, May 19, 1998 1:40 AM
> To: triumphs@autox.team.net
> Subject: Unleaded in the U.S. in the late sixties
>
>
> Can anyone please tell me whether unleaded fuel was commonly available
> in
> the States in the 'sixties?
> I remember many people who were taking delivery of their cars in the
> UK
> asking whether they should use leaded or unleaded while in Europe.
> This
> suggests it was fairly freely available on t'other side, while still
> being
> effectively unknown in Europe at the point of sale? Such being the
> case,
> does anyone have an original factory handbook which comments
> specifically
> on the type of fuel that was suitable for use?
> Unleaded certainly was not on sale in the UK at that time, though the
> car
> manufacturers did have special supplies of their own. It occurs to me
> from
> a discussion I had with someone yesterday, that if unleaded was
> commonly
> found in the US, there's just a chance that Coventry fitted hardened
> valve
> seats as a matter of course to many engines prior to 1968. I greatly
> doubt
> they'd have had a US head and an Everywhere Else head going through
> the
> engine build shop. If they did fit seats suitable for green fuel, this
> may
> go some way to explaining why it appears so many Spitfire owners are
> running cars with 'old' type seats that don't appear to have suffered
> with
> green going in the tanks.
>
> John Macartney
>
|