Carbon Buildup? Let's Find Out.

4.2 V8 32v FSI - 444 bhp
Crash Master
1st Gear
Posts: 88
Joined: Thu Jan 19, 2012 4:40 pm

Re: Carbon Buildup? Let's Find Out.

Post by Crash Master » Mon Feb 23, 2015 11:40 pm

What were the results then?
Audi RS4 Avante V8 4.2 S-Tronic Quattro
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RIV
Cruising
Posts: 5122
Joined: Wed Nov 30, 2011 10:27 pm

Re: Carbon Buildup? Let's Find Out.

Post by RIV » Tue Feb 24, 2015 5:16 am

What were the results then
It's in rehab, turns out it had a bad coke habit
Results can be seen in the rs5 section

Noyjatat
Top Gear
Posts: 1585
Joined: Sat Sep 15, 2012 8:12 pm
Location: Ipswich, Suffolk

Re: Carbon Buildup? Let's Find Out.

Post by Noyjatat » Tue Feb 24, 2015 8:19 am

Sorry here's the pics
Attachments
20150221_213627.jpg
20150221_213559.jpg

miatang
3rd Gear
Posts: 416
Joined: Fri Nov 23, 2012 4:56 pm

Re: Carbon Buildup? Let's Find Out.

Post by miatang » Tue Feb 24, 2015 11:27 am

Sorry Im no expert so can someone tell me if those pics are good or bad

RIV
Cruising
Posts: 5122
Joined: Wed Nov 30, 2011 10:27 pm

Re: Carbon Buildup? Let's Find Out.

Post by RIV » Tue Feb 24, 2015 11:53 am

There's a fair bit of carbon on those valves,maybe not as bad as the b7
Not much in it tbh, same engine same problems

Noyjatat
Top Gear
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Joined: Sat Sep 15, 2012 8:12 pm
Location: Ipswich, Suffolk

Re: Carbon Buildup? Let's Find Out.

Post by Noyjatat » Tue Feb 24, 2015 12:24 pm

Doug said that its not a huge amount of buildup. It looks like they have designed the valve stems differently which means there may be less build up on these models but there will still be some level of buildup. Its difficult for me to give you exact figures on how much it affected the cars power as I had a gearbox remap at the same time as the clean. The car went from 432 to 465. This was after 40k miles so maybe every 50k take it in for a tune and clean and you wouldn't be wasting money in my opinion.

miatang
3rd Gear
Posts: 416
Joined: Fri Nov 23, 2012 4:56 pm

Re: Carbon Buildup? Let's Find Out.

Post by miatang » Tue Feb 24, 2015 12:48 pm

Noyjatat wrote:Doug said that its not a huge amount of buildup. It looks like they have designed the valve stems differently which means there may be less build up on these models but there will still be some level of buildup. Its difficult for me to give you exact figures on how much it affected the cars power as I had a gearbox remap at the same time as the clean. The car went from 432 to 465. This was after 40k miles so maybe every 50k take it in for a tune and clean and you wouldn't be wasting money in my opinion.

Thanks for the info :thumbs:

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