View Full Version : what size exhaust
Jase n the deo
03-12-2007, 06:05 PM
any 1 know what size exhaust to get a good throaty note out of the 3.2 rodeo, without extractors??
thanks
jase
GRPABT1
03-12-2007, 09:53 PM
Didn't I just answer this question in another thread???
rocky8
10-12-2007, 10:49 PM
2.5".....
Mikey0211
12-12-2007, 07:47 PM
a 2.5" is about as big as you should go..... would sound sweet if done properly
Jase n the deo
12-12-2007, 09:48 PM
hey, thanks guys. i had the ol' girl booked for a 2.5" system on wednesday but i was on the way to work on tuesday and the clutch went! so i cancelled the exhaust and am in the process of replacing that.
has any 1 with a R9 had a problem with their clutch, my throwout bearing was disintergrated, and it gave no warning no sounds, just "BANG"
'OH F***' and then no clutch.
any answers appreciated
thanks, jase
yes they do some times you get bearing noisethen they let go at an inapropiut time (goning to work and on ahill at ligths)
Jase n the deo
08-01-2008, 04:04 PM
hey guys, got the zorst fitted today!! went with a 2 1/2 " from cat back. sounds a treat but didn't really do any thing to the performence exept that it'll rev a little harder now!! :D
thanks for your replys!
jason
rocky8
08-01-2008, 10:39 PM
probably find your fuel economy will be better....
generally your bigger exhaust systems make a bigger difference to the top half of the rev range than to the bottom half of it...as you have found out with being able to rev the car a bit harder....i'd be surprised if the fuel economy improves if there's no real increase in performance at "everyday driving" revs....
if you fit a decent set of extractors...you should be able to boost the mid range a bit as well....
rocky8
11-01-2008, 09:57 PM
When i first bought my rocky it had a 1.75 inch exhaust and i was getting about 600km out of a tank...now with the 2.5 inch im getting nearly 700km out of a tank....
Jase n the deo
13-01-2008, 05:00 PM
as i've been driving it for a few days now i've noticed that it will pick up easily from about 1000 revs in second and third where it would really struggle before. and it definatly better on fuel too
jase
rocky8
15-01-2008, 03:29 PM
enjoy Jase...
Viper
16-01-2008, 09:31 AM
hey, thanks guys. i had the ol' girl booked for a 2.5" system on wednesday but i was on the way to work on tuesday and the clutch went! so i cancelled the exhaust and am in the process of replacing that.
has any 1 with a R9 had a problem with their clutch, my throwout bearing was disintergrated, and it gave no warning no sounds, just "BANG"
'OH F***' and then no clutch.
any answers appreciated
thanks, jase
Yep same thing happened to me. It was a little noisy but not overly so. Stopped at the lights I pushed the pedal down put it into gear then it let go. Had to drive the next 10k to work changing with the right revs.
Thowout bearing was rusted and had snapped through.
Jase n the deo
16-01-2008, 05:16 PM
luckily i only made it 2 k's from home when it went so it was nice and easy to get home!
1 thing i've noticed since changing the clutch is that the gear box seems to be getting 'REALLY' hot, but the engine isn't get abnormaly hot. checked the oil and every thing but can't see any problems.
could it be the clutch??
is it any thing to worry about??
jase
sudso
19-01-2008, 02:00 AM
My clutch went slowly. The V6's having a pull type clutch, the retaining collar that pulls the thrust bearing back pulled through giving me less and less clutch pedal travel then a week later I couldnt change gear. The bearing sounded very gritty too.
This happened within a week after driving through a metre deep hole and 4 car lengths long full of dirty silty water.
I didnt know about the shrunken foam/rubber seals between the bellhousing and engine then, that let copious amounts of runny mud soup into the clutch.
Seems the only problem with the V6 clutches is premature failure because water can easily get into the bellhousing through the old seals and rust out lock collars and/or seize up throw out bearings etc. More common on rigs that venture in deeper water and have seals that have shrunk.
I replaced the whole clutch with an Exedy Safari Tuff unit and sealed the bellhousing with high temp RTV silicone. Being going good for almost 2 years now and been through some "puddles" without any drama's of mud getting in.
Jase n the deo
20-01-2008, 11:40 AM
so did you seal all round the lip of the bell housing and the little access covers?
sudso
21-01-2008, 01:52 AM
so did you seal all round the lip of the bell housing and the little access covers?Yes all of them. The little covers on the sides/front of the bellhousing were bad.
Just pulled the box on my GQ to swap it with a GU box and the whole clutch set up is very well sealed. Well it was, I have to reseal it when I install the new box.
I'm going to tap a couple of breather nipples into the bellhousing, one connecting a hose to an air pump and the other connecting a hose to a breather as a relief valve. Few of the outback comp guys do it so their clutch lasts the 4 days through mud and water. :D
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