Most Eaton and Lysholm street applications include this kind of valve. I'm working on a system for the 1ZZ Toyota engine in the MR2 Spyder (MR-S) application. We're at over 180hp now, and working for more, with a careful eye on reliability.
If there were only more room under our hoods....
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'92 Pearl White LS-L Touring SOLD
4.44 Swap, trans cooler, trans filter, trans temp gauge
Color-matched rear body and spoiler, X-drilled and slotted rotors, Axis pads, s/s lines
Raxles front axles
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