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Power Strokes
7.3 Aftermarket
Another T4 thread
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[QUOTE="mikeeg02, post: 1434321, member: 24194"] It is a lot of boost at 1,500 rpms, but the key here is its not hot (not above 1200*), and there's 0 smoke(for the californians). Im not sure its possible empty, well maybe if I found a steep enough grade but that much fuel with only truck weight and the truck will accelerate. And while boost is ultimately a measure in restriction,(not the density of the charge) it is measured post compressor outlet of the turbo, and the heads are still what is causing the restriction, not the turbo. So I changed nothing between the turbo and the heads. And according to my compressor map, I am flowing more lb/min at ~17 psi (~2.2 PR), than the 38R does. Which is why its smoke free. More air. Unless theres something else I am misunderstanding. EDIT: Combine that with a more efficient turbine side like I have, and you can achieve what I am achieving. Though Ill admit, I tried reading turbine maps, that hurt my head. [/QUOTE]
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