By removing the oil pan and cleaning the surface and installing a new gasket.
what you should do is bring it to your local Nissan dealer and have them remove it
You need a manual on it to show you how and it will tell you.
The intake and exhaust manifolds, along with the timing belt will have to be removed to gain access to the head. Remove the head and replace the gasket. Torque the bolts down to the manufacturer specs and in the order Nissan suggests.
== AnswerMy 1990 1.8 turbo has 169hp standard... ==
Faulty throttle position sensor
napa auto parts
blown head gasket. you areburning your antifreeze
is there a certain order to replace fuel injectors
there is no such thing as an exhaust coil. the ignition coil is the cylinder shaped thing that has a spark plug wire running to the center of the distributor cap
Overtightening the belt, damaged or mis-aligned pulleys. Also, if you're getting a grinding noise while the engine is running, one of bearings in a pulley could be bad.
My 1985 Nissan king cab ;)