In theory at high revs the valves will don't close properly so you need
more powerful springs.
However, as the 1500 will self distruct above 6000rpm (in normal form), I
am not sure what the problem would be.
Certainly I feel no problems on single springs with the car reving at
John Hobson wrote:
> are single valve springs bad? What difference would they make? There
> was a discussion about this exact subject on spitfire enthusiast a while
> back, I'll forward you the e-mails.
> --- "T. .R. Dafforn" <firstname.lastname@example.org> wrote:
> > HI all,
> > Have been wondering about my engine recently.
> > Started when I noticed that it only had single valve springs, and as a
> > 1500 I thought it should have doubles.
> > Anyhow it took a while for me to get round to matching the engine
> > number
> > with those listed, only to find my engine is a Dolomite 1500 RWD
> > engine.
> > I think it may the same sort as John Hobson is transplanting into
> > Saskia.
> > Does anyone know wether there are any other differences I shold know
> > about between the Dolomite engine and the spit.
> > Different compression ratios for instance?
> > Cheers
> > tim
> > Spit(olomite) 1500
> > --
> > Tim Dafforn
> > University of Cambridge
> > Structural Medicine Unit
> > Cambridge Institute for Medical Research
> > Hills Rd, Cambridge CB2 2XY.
> > UK
> > Tel. (01223) 763230
> > Fax. (01223) 336827
> > http://smokeroom.cimr.cam.ac.uk/
> Great stuff seeking new owners in Yahoo! Auctions!
University of Cambridge
Structural Medicine Unit
Cambridge Institute for Medical Research
Hills Rd, Cambridge CB2 2XY.
Tel. (01223) 763230
Fax. (01223) 336827
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