Vapour Injected LPG

[gt bradley]

Joe Boucher wrote:

> I don't understand why expanding lpg to a gas before injecting it would
> give big advantages.  In the elevated temperatures of a working engine,
> even at high engine speeds , by the time the spark plug fires during the
> compression storke, lpg injected as a liguid would be completely changed
> to a gas.
>
> I haven't done a thermal analysis of this situation, but I think it's a
> good quess.
>
> Joe Boucher
> '70 RS/SS Camaro  '81 TBI Suburban

  I agree, (but I'm not an expert), It seems that expanding the lpg to vapor
would just displace more air, and as a liquid it would perform some
inter-cooling as it went through the phase change.

GT
'72 914-6