GQ Patrol - Suggestions for more power?

Submitted: Thursday, Mar 15, 2007 at 22:19
ThreadID: 43305 Views:4624 Replies:8 FollowUps:6
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We have a 92 petrol/gas GQ (Maverick actually) carby model. Its a great solid bus and still going strong with 260,000 on the clock.

Does anyone have any suggestions on if it is possible to get a bit more power out of the old girl? We tow our caravan with it and we have to slow to a snail pace going up hill. Have done a search for 'GQ Power' and read a couple of comments about extractors and exhausts. Is this the way to go or are there other things that may help? Seems like a lot of money to spend if we arent going to gain much. Seem to recall years ago everyone talked about putting 'holley carbies' on their cars? Is some sort of different carby an option? Sorry if these are dumb questions but I readily admit Im no mechanic!

So any ideas or are we trying to 'get 400ml out of our 375ml can of beer' ????

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Reply By: Member - Doug T (W.A) - Thursday, Mar 15, 2007 at 22:32

Thursday, Mar 15, 2007 at 22:32
live4theweekends

Just kiddin' but

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Reply By: Pezza (Bris) - Thursday, Mar 15, 2007 at 22:45

Thursday, Mar 15, 2007 at 22:45
Hi,
I have a really good suggestion that I can vouch will definately increase your power output, have a look at my rig pic for a hint, unfortunately it may be a little more than you are looking at spending I think :-))
Stick to the original carby and get it tuned by someone who knows what they are doing, let people here know your approximate location ie. sth Melbourne, and some here should lead you to the right people.
Other than that I can vouch for a set of extractors and a free flowing exhaust, should be around the $240 mark for extractors and $80 odd for the rest and will definately increase your bottom end torque and let your motor spin more easily/freely throughout the rev range.
Start with that and see how you feel then, bit hard to put a dollar value on anything beyond that as the chase for horsepower is a bottomless $$ pit.

Avagoodn
Pezza
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Reply By: Gerhardp1 - Thursday, Mar 15, 2007 at 22:57

Thursday, Mar 15, 2007 at 22:57
Definately stick with the original carby since a replacement such as a holley won't work very well on steep off-road stuff, and if you use a 350 you will hate the flatspots as well. You do have the option to use gas off road, thus eliminating the problem caused by carbies not designed for off-road, but you'll likely just end up using more fuel, and probably you will have more difficulty tuning the gas side as well.

Due to dual fuel tuning compromise, you have less power on petrol than normal, and gas will not produce as much power as petrol only.

You could possibly have it tuned to run properly on gas by having the distributor altered to suit gas advance curves, but then it would run really bad on petrol, or you could tune it properly for petrol only which means it would run very bad on gas.

You could fit a V8 Chev (petrol) fairly cheaply, which would give you heaps of grunt.

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Reply By: Truckster (Vic) - Thursday, Mar 15, 2007 at 23:13

Thursday, Mar 15, 2007 at 23:13
Turbo or supercharger. Can be done cheapish if your handy with tools. under $2000..
kid on OL got 195hp out of his, but did it cheap, and is now suffering.

Powr never comes cheap.. but do it right do it once.

Extractors and pipe are $1000 all up, and gain you .01% of power.. more noise than power.
AnswerID: 227760

Reply By: Alcoz - Friday, Mar 16, 2007 at 07:56

Friday, Mar 16, 2007 at 07:56
HI
we used to have one as well and suffered the same problem!
Extractors helped but the best bet was to find someone who realy new how to tune your gas.
Auto electrician in our case was best, had all the right gear.
Regs AL
AnswerID: 227787

Reply By: Willem - Friday, Mar 16, 2007 at 08:07

Friday, Mar 16, 2007 at 08:07
You could add a bit of injected Nitro for them hills. Just short bursts should see you leave the other traffic for dead. Other than that drop a V8 in the engine bay. Anything else is just stuffing around the edges!

Cheers
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Follow Up By: live4theweekends - Friday, Mar 16, 2007 at 11:43

Friday, Mar 16, 2007 at 11:43
Hi Willem, Mrs Live4theweekends here...you now have HWMBO drooling!
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Follow Up By: Willem - Friday, Mar 16, 2007 at 13:30

Friday, Mar 16, 2007 at 13:30
LOL

You have to think outside the square.

I too have GQ but an old diesel plodder. Hills are terrifyingly slow!!!

Cheers
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Follow Up By: Member - Doug T (W.A) - Friday, Mar 16, 2007 at 23:24

Friday, Mar 16, 2007 at 23:24
Willem
Just seen your little photo, immediatly thought of the song called
"The Day I Rode The Emu" by Leone Lowes, a comedy song about riding an Emu from one end of Temora main st to the other for a dollar bet, he ended up in Hospital
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Follow Up By: Willem - Friday, Mar 16, 2007 at 23:43

Friday, Mar 16, 2007 at 23:43
Lol Doug. Haven't heard the song but I am sure it is funny. I stayed out of hospital though. I think that the Ostrich struggled under my weight and I was only little then...:-D
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Follow Up By: Member - Peter R (QLD) - Saturday, Mar 17, 2007 at 09:01

Saturday, Mar 17, 2007 at 09:01
Doug,
Is that the guy in hospital after coming to grief riding the emu when he told the doctor
Everything was going well till I got out of step!!!

Pedro
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Follow Up By: Member - Doug T (W.A) - Saturday, Mar 17, 2007 at 09:43

Saturday, Mar 17, 2007 at 09:43
Peter R
Yeh mate, and the Dollar note hanging on the hospital wall , but it was the low slung limb of a tree that got him, they found him the very next day .
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Reply By: Member - Ben P (QLD) - Friday, Mar 16, 2007 at 09:21

Friday, Mar 16, 2007 at 09:21
As some of the guys mentioned before, they have to make a compromise when they tune your car... they gotta get it somewhere in the middle of petrol & gas. heard of ppl taking their carby to a carby fella & getting some oversided jets but in, which certainly made a huge difference. getting the engine to breathe a little better, either with a snorkle, forced induction or extractors, and a good exhaust system all seem to help... another suggestion, maybe run premium once in a while.

but all that considered, depends on what you're after - if you want ballsy power a v8 is definitely the go... however if you wanna do it on the cheap & you're only after an extra 10-20% to help with that caravan, then above might sort you out.

Cheers & more beers,
Ben
AnswerID: 227802

Reply By: Robnicko - Friday, Mar 16, 2007 at 12:37

Friday, Mar 16, 2007 at 12:37
try a better flowing air cleaner. I use a finer filter foam element on my 80 series cruiser and I reckon it responds better with it rather than the OEM ones. Also can be cleaned easily.

Rob
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