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Old 03-22-2008   #2 (permalink)
dvldoc
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Default Re: Hi compression SBC

Quote:
Originally Posted by jd3 View Post
I own a 1982 911/930 Porsche track car powered by a 434" SBC with a solid roller cam, Dart AL heads, and 13.5:1 CR. It runs thru a 930 transaxle and makes over 600 hp, and weighs almost 2400 lbs.
I'd like to run it on the street, but without filling it with race gas every time. I hope your system will let me do that.
Two questions:1)since it uses a Holley road race carburetor, how should I inject the water/methanol? And how should I trigger the injection?
2)If I were to install a tamer cam for the street(and thus increase effective CR), will your injection system provide enough detonation resistance to prevent same? And if you are forced to inject too much H2O/methanol, does it cancel out any HP gains from the high CR?

Thanks for your help.
jd3
Yes it can provide you with the detonation suppression you need especially using 100% methanol and a M10 or M12 nozzle. With our new nozzles you can mount them under the carb especially if you have a spacer.

You just need to find the nozzle size you need for your application. For high compression NA you will need the progressive kit. If you have electronics on board such as a MAP,TPS, sensor you can use that to trigger that way it is proportional. If no electronics simply add a 1bar map sensor to your vehicle and the controller will read and power it on it's own to activate your system. You will use the voltage controller for this set up.
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