As it is critical to do this correctly, I suggest you get a repair manual or ask a professional who has the correct sequence before them. Guessing is not an option.
1-3-4-2
Yes there most defiantly is.
Four Cylinder is: 1 3 4 2
If it is a four cylinder it will be: 1 3 4 2
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.
is there a certain order to replace fuel injectors
1342, counter clockwise
Clockwise, watch the distributor and you can confirm this. Look at the firing order and you can reconfirm this
no special order, torque is 70 ft. lbs.
you are suppose to replace head bolts they stretch and head will not torque right. When you buy the new gasket, order new bolts.
1-3-4-2 rotor turns counterclockwise. Click link for a photo.
you don't have to have the head checked but its recommended. the head bolts are supposed to be torqued in counterclockwise order from the inside bolts to the outside bolts. torque them in order in three stages to 18 ft/lbs then to 27 ft/lbs then an additional 120 degrees except the front right stud which you torque to 90 degrees