I have a Supra 2JZ-GTE factory turbocharged L6 engine in my Lexus, with automatic transmission. I have a wide but short (top to bottom) turbocharger intercooler, with a wide but short ATF fluid cooler behind it, both in front of the (water only) radiator.
This appears to be a common install, but...
Quench and squish are not the same thing, and are not produced to the same degree by the same conditions.
Squish: gasses trapped between the piston dome and head are ejected across the chamber at high speed by the near-collision of the piston dome and head, causing turbulence and mixture...