What is the Downside of doing a 4.0 Air cooled Engine?
#16
RL Technical Advisor
#17
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#18
RL Technical Advisor
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The carbon "trumpet" is a restrictor, as specified by their rules.
#19
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there were different exhausts used depending on the series
here's 1 version, almost looks stock, but the insides of the ex-cat bannana are much modified
![](https://forums.pelicanparts.com/uploads20/p_11863160521331848058.jpg)
![](https://forums.pelicanparts.com/uploads20/lrg+6716+img_93801331848259.jpg)
And here's another
![](https://forums.pelicanparts.com/uploads20/993_RSR_11331848369.jpg)
A 3rd looks like th 2nd but is piped to the stock mufffler outlets in the bumper
#21
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Tnx Bill, now I recall the RSR exhaust.
Steve, I was looking for the throttle body but I couldnt find it. I thought they were using slide throttle bodies. But couldnt find it too.
The restrictor explains why other RSR's dont have it. They just have a screen in the manifold.
Steve, I was looking for the throttle body but I couldnt find it. I thought they were using slide throttle bodies. But couldnt find it too.
The restrictor explains why other RSR's dont have it. They just have a screen in the manifold.
#22
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Tnx Bill, now I recall the RSR exhaust.
Steve, I was looking for the throttle body but I couldnt find it. I thought they were using slide throttle bodies. But couldnt find it too.
The restrictor explains why other RSR's dont have it. They just have a screen in the manifold.
Steve, I was looking for the throttle body but I couldnt find it. I thought they were using slide throttle bodies. But couldnt find it too.
The restrictor explains why other RSR's dont have it. They just have a screen in the manifold.
![](https://forums.pelicanparts.com/uploads20/RSRTB11543765771331854451.jpg)
![](https://forums.pelicanparts.com/uploads20/RSRTB211543765621331854332.jpg)
#27
Race Car
Thread Starter
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Not exactly sure until I break down the engine, I am 99.9% sure they are piston rings pieces.
The strange thing is, the car was running well, not using any oil or blowing smoke, so not sure how this would happen and still be running fine.
The strange thing is, the car was running well, not using any oil or blowing smoke, so not sure how this would happen and still be running fine.
#29
Rennlist Member
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As was a Euro 3.0 I had in my SC way back when. Drove it all the way back from WA not suspecting a thing. But I know I did my damage at the track in Kent on a pretty hot summer evening.
#30