Originally Posted by K04-S4

Strongly recommend the complete Timing Belt Kit including idler roller, hydraulic tensioner, thermostat, etc. If coolant expansion tank is discolored brown, replace it too. Along with updated insulated PCV Hose assembly, replace oil cap with new vented version as it is cheap insurance for oil seals during winter. Check for leaky cam seals and caps, front main crank seal, etc.