GX470 / 2UZ Engine Part Number Reference

The following information is for 2007 GX470 (2UZ-FE VVT-i), double check for potential differences on earlier GX470s, non VVT-i 2UZs, and other Toyota models

 

Ignition

 

Accessory Drives/Serpentine Belt/Tensioner

Sensors

 

Radiator and Coolant Hoses (Outside of Timing Belt/Engine Valley Projects, see later sections)

  • Oil Cooler Components - Bell Lexus
  • In Timing Belt/Water Pump Section
    • O Ring - Water Pump to Tstat Housing/Outlet
    • O Ring - Water Pump to Heater Hose Bypass Pipe
  • In Engine Valley Project Section
    • Coolant Crossover/ Inlet/ Outlet Gaskets

Vacuum lines (work in progress)

Timing Belt Project

  • Aisin TKT-021 (Aisin is the OEM supplier for all these components, I recommend just buying this kit)

If youre of the opinion that Aisin sells lower quality parts through their name vs parts they supply toyota:

 

Engine Valley / Starter Project

  • Intake Manifold Gasket
  • Throttle Body Gasket 
  • Coolant Crossover Gasket
    • OEM (x4) 16341-50020 (front/rear are identical despite Bell having listed separate)
  • Knock sensor (x2) 89615-20090
  • Starter
  • Fuel Injector seal kit
  • O Ring - Water Pump to Heater Hose Bypass Pipe 96761-24019
    • (also in timing belt/water pump section, but you'll have this apart doing this project too)
  • Secondary Air Injection System (SAIS)
    • SAIS Components - Bell Lexus
    • Worth replacing if the manifold off
      • Secondary Air Injection Pipe Gasket (x2) 17377-50010
      • HOSE ASSEMBLY, VACUUM SWITCHING VALVE (vac hoses going to back of manifold) 17340-50030
      • HOSE, NO. 1(FOR AIR INJECTION SYSTEM) 17341-50180
      • HOSE, NO. 2(FOR AIR INJECTION SYSTEM) 17342-50180 (if you search this part number, some cheaper aftermarket options exist)
      • Air PumpFilter - K&N 62-1370  
    • If you're considering replacing all SAIS components $$$
      • Secondary Air Injection Pump 17600-0F010
      • Secondary Air Injection Pump Check Valve (main) 25710-50022
      • Secondary Air Injection Pump Check Valve (Rear, Passenger) 25720-50011
      • Secondary Air Injection Pump Check Valve 25720-50020