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NT Throttle Body mounted to a Cyclone intake

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TOONAH

15+ Year Contributor
170
2
Jan 14, 2008
Madison, Wisconsin
This is a NT Throttle Body mounted to a Cyclone intake. The TB has been rebuilt. I installed new shaft seals, the turbo type. No boost leak there. The Cyclone has been well ported. The TB is 65mm diameter and the GM MAF 75mm. Will be using a MAF Translator to do the base AFR. Will be shooting for Stoich later with a UEGO O2 sensor and gauge. Some analog and some digital concepts. I am building a 12V solenoid activated actuator for the Butterfly Valves. It will open them adjustable from 0 RPM - 8500 RPM. I will start with 2800 RPM.
Will know more after I degree the Blox 272 camshafts. I will use the tach signal to energize the Butterfly Valve actuator's relay. My head is being fitted with Manley 1mm OS SS tulip undercut swirl polished racing valves. The entire valve train components are Manley. The springs are good for the camshafts. I am clueless about all the vacuum ports. I am only hooking up what I need to satisfy the ECM.
Please leave me your feedback on this concept. Any of you DSMer's done this before?>
I'd love to here from you!4g63 Dsm Cyclone With 65mm Tb And 75mm Maf - DSMtuners Gallery
 
FatalDreams,
Thanks for the reply.
My reasoning for the location of the MAF is twofold.
1. It will be a turbo blow through system with the BOV in the Intercooler output pipe, vented to atmosphere.
2. I thought that the computer should get data for the air charge condition as close to the manifold as possible.
Course, I am not an expert at Turbo's so your thoughts would be quite welcome.
Nothing with my project is written in stone. I am always willing to listen to new ideas.
 
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