Date: Wed, 15 Oct 2003 01:10:39 +0100
From: Johannes H Andersen <johsnopsamfitter.com>
Subject: Re: can B201 8-valve engines run on unleaded fuel?





Grunff wrote:
> 
> Johannes H Andersen wrote:
> 
> > You should check that it has hardened valve seats.
> 
> This only applies to engines with cast iron heads. Engines will
> alloy heads (*all* 900 engines) have always had valve seat
> inserts - an alloy head wouldn't last more than a couple of
> thousand miles without them.
> 
> --
> Grunff

http://www.classicmotor.co.uk/unlead3.htm

Never happy to loose an argument :) I found a page that suggest that
Saab 99 Turbo *and* early Saab 900 Turbo had soft valve seats, unsuitable
for unleaded. There is no MY on the page, so more research is required. 

Johannes

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