by tatsumaki » Tue Jun 27, 2006 2:13 pm
If you are referring to those used in the JZA80 Supras, the following applies:
05/93 thru 09/97 All models: One of two units used. Difference only in manufacturer (Matsushita or Denso).
However 09/97 onwards the knock sensors between turbo and NA differed. e.g. JZA80 Supra RZ-S
PB.