7mgte: 440cc
4agze: 375cc
Rx7: 510-50cc but these are a single nozzle. Ideally you want a twin spray.
If going e85, err on the larger size as they'll need more fuel. I run 650 sards on e85, hks 2540 turbo running 22 psi. They're at around 75-80% duty cycle
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