[4strokemadness]

my 05 ,400 ex is smoking ,adjust the valves or could my valve guides be going bad? please help!!!!!!!!!!!!

 

[mike14837]

My 2008 was just smokin a little, i changed oil to mobil 1 15w 50 and did adjust my valves. good luck

 

[69quadracer]

Just depends, does it only smoke till it warms up? (valve seals) if it smokes all the time, piston and rings!

 

[jdan08]

What color is the smoke?