If you've removed the rear section of the water pump housing on your 3SGTE engine, you will need these Japan-only o-rings and gasket to seal the housing to the block and bypass pipe. The o-rings and gaskets are different so please choose accordingly.
VERY IMPORTANT TO CHOOSE FROM:
Fitment: Gen2 3SGTE (1991-1995 USDM turbo OR 1989-1993 JDM turbo OR 1990-1993 ST185)
Fitment: Gen3, Gen4, Gen5 3SGTE (1994-2007 3SGTE turbo MR2 or Celica)