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Hey guys,

This is the vacuum line diagram as it is in my GQ RB30 carby model.

This diagram partially represents the real physical layout of the vacuum lines.

For example, carby throttle body...

The replacment springs and shocks is a good idea.

I have had a few vehicles running poly airs, they help with the ride but should not be the primary shock relief.

Have you pulled the faulty air...

To be honest mate I would be reviewing the suspension and fitting a new 2" kit front and rear with fresh springs and shocks. You think it's OK but a fresh kit will transform the car.

Using airbags...

It's not clear whether it's on LPG, petrol or dual fuel.
Is the idling issue appearing on petrol or LPG or both?
If it's on LPG and the tweaking of other parts(electrical connections,...

Check that the choke opens a few mm as the engine starts, and have a look at the carbi float level too, assuming it's got one.

Hello, and welcome to the forum. It sounds as if you may have a vacuum leak. Check all of your hoses, and failing that spray wd40 around the inlet manifold gasket with the engine idling. If there is...

This is the Air Intake Pre-heat assembly fitted to a stock RB30S.

When the engine is cold, vacuum is applied to the diaphragm inside the silver unit on top of the air intake.

This unit has a...

Equipment Location.

The relays for the Air Conditioner, Horn, Auto Choke, Power Windows, Ignition, Accessories and Heater are located under the steel plate next to the main battery.

The Rear...

pics before and after, this was a dept of fisheries car so not looked after at all.