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11th September 2018, 08:25 PM
#31
Patrol Guru
Just did the drive from broken hill to glendambo. Serious head winds with a trailer. Used 160 litres to do the 730 odd kilometres. I will be very happy to un hitch this bloody trailer
Be the person that your dog thinks you are!!
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11th September 2018 08:25 PM
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12th September 2018, 01:29 AM
#32
Daily Lurker
Originally Posted by
mudski
......................
dont think hes interested mate, not even one reply lol
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18th September 2018, 10:39 AM
#33
Patrol Guru
Got a few days off. Next is the EGR block. I am blocking at the intake manifold end soon but wont get the exhaust end done until the car goes in for a service in about a fortnight. Will this matter?
Cheers all..... Brian.
Be the person that your dog thinks you are!!
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18th September 2018, 06:06 PM
#34
Patrol Freak
Originally Posted by
Coldcomfort
Got a few days off. Next is the EGR block. I am blocking at the intake manifold end soon but wont get the exhaust end done until the car goes in for a service in about a fortnight. Will this matter?
Cheers all..... Brian.
No it is fine just to do inlet manifold end.
Main reason to also do the exhaust manifold end is to prevent exhaust gas leakage if the EGR pipe that runs around back of the engine splits/cracks (commonly caused by excessive vibration over time).
2008 GU WAG ST Manual CRD - To do the job
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The Following User Says Thank You to Bidja For This Useful Post:
Coldcomfort (19th September 2018)
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19th September 2018, 07:48 PM
#35
Patrol Guru
EGR block in today. First drive and I could feel the difference. EGT seems to be lower but I havent taken the car further than the supermarket. So far so good.
Be the person that your dog thinks you are!!
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21st September 2018, 01:16 PM
#36
Patrol Guru
Coming to terms with the EGR mod. I am surprized how much difference this has made. Boost seems to have stabilized. EGT is noticable lower as is coolant temps. The car has a heap more low end torque. My ultra gauge says that I am using 25 liters per 100klms but I suspect that is just the ECU being very confused. If I disconnect the battery for a half hour or so with this reset the ECU memory?
Cheers all.
Be the person that your dog thinks you are!!
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27th September 2018, 08:06 PM
#37
Patrol Guru
Hi all, I installed a Dawes needle valve to day. Haven’t driven the car yet and I was wondering how I should go about dialing it in. What effect does turning the knob clock wise or anti clock wise have. Cheers all.
Be the person that your dog thinks you are!!
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27th September 2018, 11:58 PM
#38
Patrol Freak
Screw in Dawes increases Max boost. Screw in needle increase spool.
Prefer to set Dawes (max boost) with needle closed. Set Dawes(max boost) when driving up slight climb (hauling) 3rd gear @ 3000rpm, adjust Dawes to say between 15psi-16psi without limp fault. When happy with max boost (no limp occurs), open needle to achieve spool rate that suits you. CRD can handle max spool eg: needle closed completely. To adjust needle after U set Dawes (max Boost), with eng at idle, open needle to where the diaphragm actuator rod just starts to drop away from the set stop screw on turbo housing and then screw needle in just a little(1/8-1/4 turn). Give it a go, main thing is to avoid limp. Note: needle adjustment will alter max boost slightly. Remember U can run higher max boost say nom @ 20psi around town but as soon as U load up (tow) / haul, limp will most likely occur. Engines do differ.
Last edited by Bidja; 28th September 2018 at 06:58 PM.
2008 GU WAG ST Manual CRD - To do the job
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The Following User Says Thank You to Bidja For This Useful Post:
Coldcomfort (28th September 2018)
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30th September 2018, 08:28 PM
#39
Patrol Guru
Gidday all, I spent about an hour out on the high way playing with the needle valve. I have got it so that it sits between 11 and 12 psi at 100kph. It’s amazing how much better it runs with the few mods I have made. Thanks for all your input guys. Cheers, Brian.
Be the person that your dog thinks you are!!
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1st October 2018, 02:40 PM
#40
Guys where can I get hold of a dawes and needle valve kit from(not a china clone), the fella that used to sell them on ebay is no longer selling them.
Last edited by tallman; 1st October 2018 at 02:43 PM.
Had a 1999 GU ST Patrol 4.5L Auto on Dual Fuel ...now have a 2003 GU ST ZD30TD Auto.
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