ULTIMATE 3RB MODS +22KW ATW

Posts specific to the 3.0 litre NA H6 engine

Postby WhiteGTB » Mon Dec 15, 2008 6:37 am

Arith wrote:3.6? Didn't they replace the new Tribeca with some 3.5? Surely they would use that same engine to save money?


Jimbo, Tribeca comes with the 3.6L engine across their entire range :)

http://www.subaru.com.au/models/tribeca/
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Postby smythie » Mon Dec 15, 2008 8:52 am

thezone wrote:
Trieu wrote:
thezone wrote:Theres is no two ways about it the boxer 4 tbo is bang for your buck a more efficient motor out of the box and this is why they are dropping the h6 completely :alcoholic:


Gents.... we are a dying breed.

Not cool.

I'd like to one day get my hands on the 3.6L version though.


Yes it sounds like its gonna be a beast. It's a v6 isn't it?


Nah, it's a slightly bigger version of the engine Trieu, myself and others enjoy. Has squarer bore-stroke (bigger in both respects than the 3.0), slightly lower compression ratio and minus the valve lift variation.

Some vitals of the two engines (from the Subaru website)
Capacity cc 3000
Bore x stroke mm 89.2 x 80.0
Compression ratio 10.7

Capacity cc 3630
Bore x stroke mm 92.0 x 91.0
Compression ratio 10.5
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Postby OzSTi » Mon Dec 15, 2008 3:26 pm

thezone wrote:
I have also driven a heavily modified GT with 163kw atw but I couldn't help feeling.....somewhat unsatisfied may be cause I'm a bit old school, I owned hemi-265's and 351's in my early youth.


Oi! Whose car are you calling unsatisfying! :D

Seriously, glad it's worked out well. I'll look forward to another comparo.

Cheers,

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Postby thezone » Mon Dec 15, 2008 4:01 pm

OzSTi wrote:
thezone wrote:
I have also driven a heavily modified GT with 163kw atw but I couldn't help feeling.....somewhat unsatisfied may be cause I'm a bit old school, I owned hemi-265's and 351's in my early youth.


Oi! Whose car are you calling unsatisfying! :D

Seriously, glad it's worked out well. I'll look forward to another comparo.

Cheers,

Michael.


Whoops! Sorry mate didn't mean to dis your car. I'm sure it's still quicker than mine!
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Postby deucer » Tue Dec 23, 2008 10:26 am

Trieu wrote:
thezone wrote:Theres is no two ways about it the boxer 4 tbo is bang for your buck a more efficient motor out of the box and this is why they are dropping the h6 completely :alcoholic:


Gents.... we are a dying breed.

Not cool.

I'd like to one day get my hands on the 3.6L version though.


I suspect the talk of dropping the H6 permanently is more strategy than fact. The flat 3.6L lives on in the Tribeca. It comes from the same mold as teh 3.0L. If the 3.0L is dropped from the GenV Liberty, I think it will only be a matter of time before a new improved version will make it's debut. Kinda like the dropping of the 2.0L turbo.... only to be replaced by the new and improved 2.5L turbo. Here's hoping eh? :)

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Postby smythie » Tue Dec 23, 2008 11:02 am

yep, I'd say the 3.6 may turn up under a Gen V Linerty bonnet sometime in 2010. Anyone remember the massive fuel economy improvement the Tribeca managed when going to the 3.6? Sure it was a heavier car but the engine didn't need to be worked as hard and so used less fuel. Wonder if the same would happen with the 3.6R Spec B :D
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Postby Spec B Wgn » Tue Dec 23, 2008 2:10 pm

if they did implant the 3.6 it then coiuld possibly compete with the R36

definately a 200 kw starting block..
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Postby smythie » Tue Dec 23, 2008 2:26 pm

It's currently rated at 190kw now and that's in a non performance application. Some higher compression and interesting cams/actuation should see 200 easy, maybe more
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Liberty 3.6R

Postby MH3.0R » Thu Jan 01, 2009 3:47 pm

Guys,

If Subaru gets really serious about cred, then they need to apply their turbo knowledge to the Liberty 3.6R to become a super contender in this class. With the basic chassis/drivetrain and turbo/engine technologies applied, it would not be unreasonable to produce a vehicle that would be up there with the GTR.

I live in hope of a ride like this from Subaru since the Japanese Auto manufacturers have busted their self imposed 200Kw limit with the Nissan Z and GTR vehicles.

Maybe in 2012 after the release of the new Liberty later this year, the next upgrade will see a turbo boxer 6! (Please :D ).

Kind Regards,

Mark.
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Postby smythie » Fri Jan 02, 2009 6:50 pm

Hear HEAR! :good:
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Re: Liberty 3.6R

Postby Adrian2627 » Fri Jan 02, 2009 7:03 pm

MH3.0R wrote:Guys,

They broke their 200kw limit years ago but not officially. Sti Imprezas and EVO Lancers have be dyno'd at up to 250kw out of the factory and the EVO MR at closer to 300.

By the looks of the specs 91mm stroke compared to 80 the 3.6 should have more pull but it'd be quite lazy in the rev dept. I like the way the 3.0 revs especially after a tune. The 3.6 in the GENV would probably make it feel like a 253 Commodore.

If Subaru gets really serious about cred, then they need to apply their turbo knowledge to the Liberty 3.6R to become a super contender in this class. With the basic chassis/drivetrain and turbo/engine technologies applied, it would not be unreasonable to produce a vehicle that would be up there with the GTR.

I live in hope of a ride like this from Subaru since the Japanese Auto manufacturers have busted their self imposed 200Kw limit with the Nissan Z and GTR vehicles.

Maybe in 2012 after the release of the new Liberty later this year, the next upgrade will see a turbo boxer 6! (Please :D ).

Kind Regards,

Mark.
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Postby thezone » Fri Jan 02, 2009 8:02 pm

I agree with your comments re the reviness of the 3Litre after a tune but I think you need to learn how to reply with a quote. You need to enter your reply outside of the [quote] & [\quote] signs!
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Postby AndySTi » Fri Jan 02, 2009 9:40 pm

yeh thats what i was thinking lol, quote but no reply...
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Re: Liberty 3.6R

Postby smythie » Sun Jan 04, 2009 1:04 pm

Adrian2627 wrote:Guys,

They broke their 200kw limit years ago but not officially. Sti Imprezas and EVO Lancers have be dyno'd at up to 250kw out of the factory and the EVO MR at closer to 300.

By the looks of the specs 91mm stroke compared to 80 the 3.6 should have more pull but it'd be quite lazy in the rev dept. I like the way the 3.0 revs especially after a tune. The 3.6 in the GENV would probably make it feel like a 253 Commodore.

MH3.0R wrote:If Subaru gets really serious about cred, then they need to apply their turbo knowledge to the Liberty 3.6R to become a super contender in this class. With the basic chassis/drivetrain and turbo/engine technologies applied, it would not be unreasonable to produce a vehicle that would be up there with the GTR.

I live in hope of a ride like this from Subaru since the Japanese Auto manufacturers have busted their self imposed 200Kw limit with the Nissan Z and GTR vehicles.

Maybe in 2012 after the release of the new Liberty later this year, the next upgrade will see a turbo boxer 6! (Please :D ).

Kind Regards,

Mark.


Quoting fixed up :wink:

Also, on the 280 hp (206-9kw) gentleman's agreement in Japan, Skyline GT-R's have since before the R34 pulled a lot harder than the 280hp they had on paper
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Re: ULTIMATE 3RB MODS +22KW ATW

Postby thezone » Sun Jul 19, 2009 1:42 am

I have made one more mod if anyone is intersted. It appears at the bottom of the original post.

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