RS4 MTM Upgrades

Discuss common aspects of Audi RS and S tuning and modifications
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Andiroo
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Re: RS4 MTM Upgrades

Post by Andiroo » Mon Jan 27, 2003 8:43 pm

Hey John, can we get a full spec on the 600 upgrade from Kim? - I would be very interested to see the injector/pump mods, also any change to cams or pistons?

Andiroo
Previous :RS4 B5 (Noggy Babe), 934 GT2, 996 Cup.
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Bushy
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Re: RS4 MTM Upgrades

Post by Bushy » Mon Jan 27, 2003 9:23 pm

cams and piston remain standard but new con rods

I wonder if the stoke changes increasing engine size?
Can't beat a bit of boost!

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johneroberts
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Re: RS4 MTM Upgrades

Post by johneroberts » Mon Jan 27, 2003 9:32 pm

Hey John, can we get a full spec on the 600 upgrade from Kim? - I would be very interested to see the injector/pump mods, also any change to cams or pistons?

Andiroo


Andy why not ask the question in Question time, i am sure kim will assist [img]images/graemlins/grin.gif[/img]
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Andiroo
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Re: RS4 MTM Upgrades

Post by Andiroo » Mon Jan 27, 2003 9:46 pm

Changing stroke would indeed alter displacement and compression ratio, but would probably require cam changes to suit differing intake/duration/lift/exhaust requirements. They are more likely replaced due to the extra heat build up in the combustion chamber and the expansion effect it has on an OEM rod (just guessing here [img]images/graemlins/tongue.gif[/img]).

Interesting thought. No modifications available yet, offer different camshaft profiles in order that the extra power (torque) is spread evenly throughout the 2500 to 6000rpm reve range - ala standard RS4 - imagine 700nM flat across that sort of range [img]images/graemlins/laugh.gif[/img] she would be some beast [img]images/graemlins/wink.gif[/img]

Andiroo
Previous :RS4 B5 (Noggy Babe), 934 GT2, 996 Cup.
WIP :to be advised.....

RS246 Live! CLICK HERE for details of the big RS246 event for 2008 **And how it died on it's arse**

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Bushy
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Re: RS4 MTM Upgrades

Post by Bushy » Mon Jan 27, 2003 9:57 pm

Changing stroke would indeed alter displacement and compression ratio, but would probably require cam changes to suit differing intake/duration/lift/exhaust requirements. They are more likely replaced due to the extra heat build up in the combustion chamber and the expansion effect it has on an OEM rod (just guessing here [img]images/graemlins/tongue.gif[/img]).

Interesting thought. No modifications available yet, offer different camshaft profiles in order that the extra power (torque) is spread evenly throughout the 2500 to 6000rpm reve range - ala standard RS4 - imagine 700nM flat across that sort of range [img]images/graemlins/laugh.gif[/img] she would be some beast [img]images/graemlins/wink.gif[/img]

Andiroo

indeed
Can't beat a bit of boost!

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Andiroo
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Re: RS4 MTM Upgrades

Post by Andiroo » Mon Jan 27, 2003 9:59 pm

Good idea John - Question Time 2 has just been posted [img]images/graemlins/smile.gif[/img]

C'mon Kim, get yourself in there [img]images/graemlins/wink.gif[/img]

Andiroo
Previous :RS4 B5 (Noggy Babe), 934 GT2, 996 Cup.
WIP :to be advised.....

RS246 Live! CLICK HERE for details of the big RS246 event for 2008 **And how it died on it's arse**

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