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rb30s


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#1 _chevy_253_torana_

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Posted 17 October 2006 - 09:12 PM

hey all

ive been wondering about this one for a while now

when im out of school and bringing in the moola i am thinking of getting a vl with one of those rb30s for the lj and give it a bit of a freshen up and turbocharge it
whats needed for the turbo conversions

whats needed for the conversion into the lj 2 door

and most important what sort of cash we looking at here?

#2 Bart

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Posted 17 October 2006 - 10:01 PM

VL turbo motor approx $1500 for a good one $500 for average id say, just a guess.
Conversion will prob set you back approx $6500 not inc motor, inc brake upgrade HQ front brakes, BW diff, Nissan GB, engine mounts, sump, fuel pump, engine computer.
Maybe cost more?? this price is if you do the work your self.

#3 _jap-xu1_

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Posted 18 October 2006 - 03:19 PM

depends what hp you want mate.
something like this kit here will get you 10 second timeslips;)
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#4 _chevy_253_torana_

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Posted 18 October 2006 - 11:08 PM

i do all work myself including assembling engines which if i got a rb30 id be keen to do myself and probably get a manual about em

im more inline thinking of getting a vl commodore thats reasonable engine and transfer it over into the lj (computer and the lot there really)

im geussing the stuff which i would need prices on really is the
sump
engine mounts
and little conversion techniques
but most importantly around how much to get these engineered in vic which scares me

can you turbo a n/a rb30?

jap xu1 mate that looks absoulutely awsome
have you got any photos of your car as ive heard from some people that its gonna be bloody awsome (im geussing WIP ?)

hq front brakes are they required for the engineers? if so i can do that conversion easily myself

i know for a fact about 10 years ago though these engines were mongreuls as they couldnt be reconditioned i have heard rumor that nowadays they can, but i would want to know for sure before i go doing anything

does the vic engineers certs require a hatfields chassis strengthening kit or can i make up my own???

at the moment i wont be able to do this conversion until im out of school (end of next year) and have a bit of cash but i am wanting to see how its done and if i can do it under a low budget if so then il be extremely interested and most likely go ahead with this

#5 _JBird_

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Posted 19 October 2006 - 03:11 AM

chevy..lurk around on the R31 skyline club forums. The guys on there buy R31s, drop RB30s into them, drift/crash and start again. Theres a new "wrecking" thread every week - RB30ET's can be bought for around the 2k mark complete. Rebuild kits I think start around 3k.

Yes you can turbo an NA RB30, a change in pistons, injectors, ecu will be in order.

About the chassis kit, you probably could make your own and get it passed if you use the same grade of metal that CRS/hadfield use. I think its best to speak to an engineer about that.

#6 TerrA LX

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Posted 19 October 2006 - 03:23 AM

you would probably get a front cut 2.4 or 2.6 turbo for half what a 3.0 would cost.
front cut comes straight from jap with all wiring comp and usually accesseries and even the box, making them ideal for transplants.
oviously nothing beats cubic inch but all the mods are the same and they have some very pleasent returns.

#7 makka

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Posted 19 October 2006 - 12:16 PM

if you leave it N/A, I cant see why your gonna need an enginneers cert

#8 RIM-010

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Posted 19 October 2006 - 07:21 PM

Screw the RB. Go a 1JZ/2JZ Toyota :D

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#9 makka

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Posted 20 October 2006 - 12:03 PM

Screw the RB. Go a 1JZ/2JZ Toyota :D

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the problem with the xJZ's is that the intake and exhaust are reversed compared to the RB's which means that you have to deal with getting an exhaust around your steering shaft and knuckles.

#10 _chevy_253_torana_

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Posted 20 October 2006 - 12:08 PM

plus the rb30s i have a soft spot for since they were used in the vl commondores that makes em sort of holden hehe

but im not sure ive heard the commondores rb30s heads crack really bad

#11 _jap-xu1_

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Posted 20 October 2006 - 06:41 PM

hey man yeah my car is a definate work in progress.
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#12 _chevy_253_torana_

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Posted 21 October 2006 - 11:50 AM

woah that looks/gonna look tough!!!

i cant wait for the finished result hehe good stuff mate and keep the ball of progress rolling! :P

#13 _ChevLX_77_

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Posted 22 October 2006 - 01:40 PM

Hey Jap Xu1 did you use an RB26 head.

#14 RIM-010

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Posted 22 October 2006 - 05:06 PM

Makka, I did'nt think about that...

Screw the 1J/2J then. Go the 1UZ-FE :D

Whack a couple of turbs on it. Hurrow, horsepower!

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#15 _high_rpm_

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Posted 22 October 2006 - 07:24 PM

just buy a decent rb30 strap a turbo on it cooler exhaust turbo injectors and turbo ecu run 10psi make plenty of power have fun and if it goes bang buy another 300 dollor motor :)

#16 _gtr-xu1_

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Posted 22 October 2006 - 09:04 PM

its a 25 head




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