TK560WP Timing Chain Kit & Water Pump Set Meets or Exceeds OE Standard Quality and Performance Requirements. Fits : 00-06 Nissan Sentra XE GXE 1.8L QG18DE Engine Includes : 1 Timing Chain (154 links) 1 Tensioner (ratchet style) 1 Guide Rail (lower fixed) 1 Guide Rail (upper fixed) 1 Guide Rail (slack side) 2 Cam Gears 1 Crank Gear 1 Water Pump & Gasket Confirm this part fits your vehicle before purchasing by checking fitment data above.