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View Full Version : 4.2L v's 3.0L?



shane'o
24th November 2014, 01:39 AM
Hi I'm a newbie to 4x4's but I'm keen to lay my hands on a Nissan Patrol st or dx.
problem is I've been told to stay clear of the 3.0L versions as they just don't give enough grunt?
I prefer new but there hasn't been a 4.2L since 2006!
Can you do anything to the new 3.0L to power them up or should I buy a good 2nd hand 4.2 & spend some money doing it up?

All advice appreciated
Shane'o

katwoman
24th November 2014, 04:37 AM
Welcome, Shane'O.
That is a no brainer... 4.2 is King. ( or Queen)
By opening that can of worms you might as well compare GQ and GU

growler2058
24th November 2014, 04:50 AM
G'day ShaneO welcome aboard mate
I woulda said go the 4.2 but now I've got a CRD I say go the 3.0 ;)

MEGOMONSTER
24th November 2014, 05:59 AM
Welcome aboard Shane'O,
I bought a brand new 3lt a few years back, and I've put in quite a bit of love into it.
There's not much you can do for power but there are things to help unlock a few extra horses.
It seems they have emphysema and need help to breathe better. Lol.
A snorkel and K&N air filter
2-3/4 or 3" mandrel bent exhaust
Power chip (mine is a DPChip)
Intercooler upgrade.

kevin07
24th November 2014, 07:59 AM
there is a some variables with what you are asking 1 are you going to tow something very heavy 2 what do you want to use it for tourer off roader but unless you want to tow something getting over 2 1/2 ton I would suggest a 4.2 anything else a 3l crd as the 4.2 is a dinosaur motor and the best you can get is something that's almost 9 years old for a ridiculous price

shane'o
24th November 2014, 08:22 AM
Ok now I'm confused lol

shane'o
24th November 2014, 08:26 AM
Don't plan to tow anything heavy except a small dinghy.
Touring mainly for now but light off road stuff to start with.

Bigcol
24th November 2014, 08:28 AM
what kevin is saying is

if your towing alot - say 2 tonne all the time - go the 4.2............. all day any day
if your NOT towing, dont waste your coin on something old (4.2) - go the 3.0l

in standard form - 2006 GU with 4.2 Turbo & Intercooler is about 116Kw
in standard form - 2008 GU with 3.0CDR is about 122+kw

threedogs
24th November 2014, 08:29 AM
Hi Shane and welcome to buy a 4.2 GU will cost you $$$$$
there are ways to bulletproof your 3lt buy fitting NADS.
Plenty of 3ltr here with over 250k jump in anytime and enjoy

neixian
24th November 2014, 09:06 AM
Welcome on board, m8. I prefer 4.2, 6 cylinders is always a better choice to me....

kevin07
24th November 2014, 10:02 AM
Welcome on board, m8. I prefer 4.2, 6 cylinders is always a better choice to me....

my daughter loves dinosaurs as well bwaaaaahaahaa

TimE
24th November 2014, 10:40 AM
Here is a thought that may help you decide. My 2005 GU IV 4.2tdi (http://www.nissanpatrol.com.au/forums/showthread.php?360-Time-s-GU-IV-4-2TD)has a lot of fruit, over $25k worth. For me to sell it I would accept no less than $60k, that is based on the current going rate (http://www.carsales.com.au/private/details/Nissan-Patrol-2006/SSE-AD-2846159/?Cr=0&sdmvc=1) for low k (mine has 114,000k) examples.

For that price you can get a brand new 3.0l (http://www.carsales.com.au/bncis/details/Nissan-Patrol-2014/AGC-AD-16897926/?Cr=1&sdmvc=1) with a few bits and pieces added.

macca86
24th November 2014, 12:12 PM
Having owned both I wouldnt be against going a brand new crd patrol at all. The 4.2 isnt a powerhouse till you throw money at it you only notice the benefits of the 4.2 towing and slow low range work as you dont need to work it as hard. If I had 50 grand id buy a new crd zd30 over a 8 yr old td42 any day as I only had 30 g to buy a car I got a 05 st-s td42ti with higher km but full service history as a zd30 need maintenance and some mods to make them more reliable. Like everything these days they aren't built to last if you change cars every 5 years get a crd zd30 if you want it for longer get a good td42 but its going to cost you.

shane'o
24th November 2014, 01:17 PM
Really helpful information guys!

neixian
24th November 2014, 02:05 PM
I do think 6 cylinder engines are more reliable. 12h-t, 1hd-t, 2h, td42, to name a few.

And they are quieter, because the structure. 4 cylinder ones shake a lot. Perhaps that is why.

Bigcol
24th November 2014, 03:17 PM
I do think 6 cylinder engines are more reliable. 12h-t, 1hd-t, 2h, td42, to name a few.

And they are quieter, because the structure. 4 cylinder ones shake a lot. Perhaps that is why.

you forgot the 2.8 then as well...
thats a 6 cylinder

Dhuck
24th November 2014, 08:46 PM
Welcome to the forum mate.

Cuppa
24th November 2014, 09:48 PM
G'day ShaneO welcome aboard mate
I woulda said go the 4.2 but now I've got a CRD I say go the 3.0 ;)

Turncoat eh?

Cuppa
24th November 2014, 10:07 PM
The 4.2 may be an ‘old school’ diesel but that (& it’s reputation for longevity) is why I bought it. I could have bought a ‘modern’ 3 litre for less. 3 litre model leave me for dead at the lights, but that doesn’t concern me. I can cruise comfortably at 100-110 & go quicker when needed, but most importantly is that I don’t have a motor full of sensors & associated electrikery to let me down somewhere in the middle of the outback, & if I do break down any small workshop without a heap of diagnostic equipment can likely get me going again. My one is heavy & it pulls the weight just fine, although I suspect it uses more fuel to do so, but with the standard dual tanks still gives me a range of a bit over 1000kms.

neixian
25th November 2014, 09:46 AM
yep. Forgot about that one. But a small 6 cylinder such as rd28TDI is more reliable than early zd30. And quieter too.:)

Sherro
30th November 2014, 09:13 AM
G'day Shane'o welcome to the forum mate.

jaisout
1st December 2014, 11:26 AM
Welcome. My 2 cents, buy a new one and start saving for a duramax conversion. Thats my plan! :)

89gqpatrol4x4
1st December 2014, 07:13 PM
Welcome. My 2 cents, buy a new one and start saving for a duramax conversion. Thats my plan! :)

why??????? just buy a y62 or 200 series. much better interior, heaps of power standard and no teething problems.

HuskyInAuz
1st December 2014, 08:30 PM
why??????? just buy a y62 or 200 series. much better interior, heaps of power standard and no teething problems.

Y62 .. adding up the $20K I've put into my 4.2 buys a lot of petrol and gets you a new vehicle versus a 10 year old one. But as I've said before I like the sound of a diesel and can pay for it... for a bit more longer... lol ...

mudski
1st December 2014, 08:59 PM
I'll put my vote in for the TD42.

(AUST)Mod
2nd December 2014, 04:58 PM
4.2s aren't bad, but still gutless even with a whole heap of cash thrown at them. Petrol power is the way to go!

AB
2nd December 2014, 05:23 PM
4.2s aren't bad, but still gutless even with a whole heap of cash thrown at them. Petrol power is the way to go!

Really???

Some folks td42's on here would challenge many petrols.

the evil twin
2nd December 2014, 06:22 PM
Really???

Some folks td42's on here would challenge many petrols.

AB stop posting crap on the Forum... ooops... wrong thread... sorry :cheers:

Bigcol
2nd December 2014, 06:25 PM
Really???

Some folks td42's on here would challenge many petrols.

I know my "gutless" TD42 still has more Kw (and usable) than my TB42 had
and I can tow my Van up the hills near Donnybrook - unlike my TB42........

Shane'o
you say your after touring and towing a tinny...............
well, a TD42 would do the job, not lightning fast - but it will do the Job - you WILL want more out of it the longer you own it
3" exhaust
bigger Turbo
bigger or Better Intercooler
upgraded Injector Pump
all of these cost coin....... lots and lots of coin for a 4.2
- which as some have said - is a Dinosaur (mind you the 4.3 in the Jeeps is the old Hemi 245 - from early 70's......) when your on a good thing "stick to it"

it all depends on what you want to do with it, and how much your prepared to spend, and how long you want to keep it

katwoman
2nd December 2014, 06:51 PM
4.2s aren't bad, but still gutless even with a whole heap of cash thrown at them. Petrol power is the way to go!

Bring it on !

mudski
2nd December 2014, 07:59 PM
4.2s aren't bad, but still gutless even with a whole heap of cash thrown at them. Petrol power is the way to go!

Ask Ben-e-boy how many rwkw his td42 puts out. You may want to eat those words you just said.

macca86
2nd December 2014, 08:44 PM
Mudski then ask ben how much time effort money has gone into it then ask how drive able the engine would be for touring

mudski
2nd December 2014, 09:04 PM
Mudski then ask ben how much time effort money has gone into it then ask how drive able the engine would be for touring

Haha! But it was said they were still gutless with a heap of money thrown at them. Not how drivable it is. :D

Winnie
2nd December 2014, 09:04 PM
Why do you think it's not suitable for touring?

macca86
2nd December 2014, 09:09 PM
Lightened fly wheel, if a custom part breaks where do you get it from out bush? Once you start pushing power you gotta lose something normally reliability. I know ben e boy has done it right I've been in his rig its a weapon but this next push of power he's doing could lead to extra stresses

Gecko17
3rd December 2014, 12:09 PM
G'day Shane'o and welcome to the forum.... Just to throw a spanner in the works, my 06 GU patrol has a 6.5l diesel chevy intercooled, turbo-charged V8, that is very nearly older than me in it, but a heck of a lot of fun to drive and hasn't given me any trouble (to date). My first patrol was a 4.2 non-turbo'd GQ. It wasn't fast by any stetch of the imagination but one of the most reliable vehicles I have ever owned. My next was a 98 GU 4.5l petrol wagon. A nice wagon but weak on power.

My advice after all of this... take both the 4.2 and 3.0 for a drive and see what you like best. As the guys and girls have said, it depends on what you want to do with it and if you intend to modify it at all. ( also... the more cylinders, the better. :D)

Just my 2 cents.

Winnie
3rd December 2014, 01:05 PM
Lightened fly wheel, if a custom part breaks where do you get it from out bush? Once you start pushing power you gotta lose something normally reliability. I know ben e boy has done it right I've been in his rig its a weapon but this next push of power he's doing could lead to extra stresses

Yeah but it's a TD42, it won't break down =]

Hodge
3rd December 2014, 01:40 PM
Much has been mentioned about power in this thread. Any of these 2 engines would go like clappers if a heap of $$$ has been thrown at them.
My main concern in deciding would be the reliability, even when stock. If I knew this much about the 3L, as I do now, back when I was deciding, things would be a lot different.

89gqpatrol4x4
8th December 2014, 11:20 PM
Welcome shaneo!

well done mate you did it!!!!!!!!!!