Post Info TOPIC: decrease engine cc's


Rehab Dropout...

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decrease engine cc's


Hey guys

 Just wanting to know how i would (quickest and cheapest) decrease a motors cc's ??

  Cheers

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Rehab Dropout...

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only need to drop it by 100cc's

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In rehab

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May be able to offset grind crank but will need different rods.

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Toyota   2GR-FE  200 Killer Wasps


Rehab Dropout...

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thanks TOYOTAPOWER what do you mean by different rods? And who does it? and what other parts would i need?? as i have never heard of OFFSET GRIND

Cheers

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Rehab Dropout...

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out of intersest what type of motor do you wish to decress the cc's in ?


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were we're goin we dont need roads.

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Rehab Dropout...

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3.6ltr v6 alloytec

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There was one year of VZ series Commodore that had a 3.5lt Alloytech. It was only supplied for a year (l had one for a while) if you could find one, that would be the best way to go. Hayden Bentley ran a GM turbo 3.5 if that would be any help.



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Rehab Dropout...

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i understand that holden does make the alloy tech in some smaller sizes , including 3.5
which are used in the overseas markets


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were we're goin we dont need roads.

it's not the speed of life that scares me,
it's the sudden stop at the end ,


In rehab

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jump1 wrote:

thanks TOYOTAPOWER what do you mean by different rods? And who does it? and what other parts would i need?? as i have never heard of OFFSET GRIND

Cheers



Means moving the centre of the journal on the crank by machining the journal to change the stroke.Also involves changing the the diameter of the journal hence the need for different rods and bearings.
It is usually done to increase stroke but can possibly be used to reduce stroke also.

Unless you are romantically attached to the motor I would be looking for something that is already 3.5 litre.

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Toyota   2GR-FE  200 Killer Wasps


Rehab Dropout...

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yea have done some searching and the 3.6lt is very hard to work with and everything that needs to be done to it has to be custom made so means big $$$. So will be looking for some thing else. So if any one knows of a good v6 up to 3.5ltr turbo or non turbo let me know

Cheers

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Forum Junkie

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For a very good engine standard with a huge array of aftermarket parts you can't go past the VQ35DE. I ran a stock one with two turbos, had a problem with boost creep and managed to run it for two seasons at 520 wheel HP on 14.7psi of boost. Only replaced it on upgrade.
I've since upgraded all the internal and heads to Cosworth and planted some bigger turbo's on her. 609 wheel hp at only 16psi (she'll do well in excess of 750 but I simply can't use the power I have now in a light weight car).
You'll also find the VQ well supported by Kennedy, Albins, Weddel, Daily Engineering, etc.

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