Cylinder Head - Coolant Core Plug Revised
91lexus01
ENGINE
001 (REVISED)
JANUARY 25,1991
LS400
Title 1UZ-FE CYLINDER HEAD COOLANT CORE PLUG REVISED)
A design change has been made to the cylinder head coolant core plug and gasket as shown:
PRODUCTION CHANGE EFFECTIVE:
STARTING VIN FROM ENGINE NO. PRODUCTION DATE
JT8UF11E*L0025395 1UZ-0064294 March 8,1990
PART NUMBER INFORMATION:
PREVIOUS P/N NEW PART NO. PART NAME
90341-27005 90341-27006 Plug, Straight Screw
90430-27004 90430-27005 Gasket
SERVICE INFORMATION:
^ Always replace screw plugs and gaskets as a set only with new style parts.
^ Torque new screw plugs to 58 ft.lb. (800 kg-cm, 78 N-m).
^ Do not apply anaerobic sealant on the threads.