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Old August 11th 03, 11:06 AM posted to uk.rec.cars.fuel.lpg
Austin Shackles
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Posts: 533
Default 3.5 V8 carb lpg conversion - help

On or around Thu, 07 Aug 2003 18:13:24 +0100, Stewart
enlightened us thusly:

From a point at sea, to the circles of your mind, this is LOOTA:

I've got an ex met police riot bus LDV LWB twin rear 400, twin carb,
no cat, 22k miles c/w 3.5 V8, a sweet runner returing 17-20mpg, which
compares favourably with plenty of R/rovers. However, she's an obvious
LPG/dualfuel candidate.

I've been told that being carb she has to have an induction type
system which, unless fitted by someone with a lot of experience,
could mean I sacrifice a lot of good things for a lot of hassle.
Any pitfalls, stuff to watch out for - please let me know.
Also, any potential installers out there with plenty of experience on
this engine, get in touch.......ta. LOOTA



Most LPG conversions are induction types, either open loop (no lambda
probe) or closed loop.

Open loop conversions must be the simplest type to do, particularly in
terms of setting up, though the twin carbs may slightly complicate
things.


Y-piece and 2 mixers, is what mine has. not a problem. Only question mark
is about valves on old V8s, and I doubt yours is that old.

closed loop (i.e. electronic mixture control) ought to get you a little bit
better economy.


--
Austin Shackles. www.ddol-las.fsnet.co.uk my opinions are just that
"My centre is giving way, my right is in retreat; situation excellent.
I shall attack. - Marshal Foch (1851 - 1929)
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