1998-2002 Nissan Frontier with 2.4 L KA24D and KA24DE class engines , Cylinder Head Bolts Tightening Procedure :- you have total of 10 bolts , 5 on the LH of engine and 5 on RH ( LH is the intake side and the RH is the exhaust side ) : starting from center LH #1 , #2 on RH center side , #3 LH front of #1 , #4 RH behind #2, #5 RH before #2 , #6 LH behind #1 , #7RH engine front corner , #8 LH end of engine corner, #9 LH front engine corner and final #10 bold is RH end of engine corner .
the Torque spec steps are as follows :
step A- tighten all bolts to 29N-M ( 3.0 kg-M or 22 Ft lb ) step B- tighten all bolts to 79 N-M ( 8.1 kg-M or 59 Ft ib )
step C- loosen all bolts completely .
step D- tighten all bolts again to 25 up to 34 N-M ( 2.5 up to 3.5 kg - M or 18 to 25 Ft lb )
step E- using angle wrench ( turn all bolts clockwise 86+ - degrees ) if you don't have an angle wrench ? do as follows : as final step : tighten all Bolts 75 up to 84 N-M ( 7.6 up to 8.6 Kg - M or 55 to 62 Ft lb ) .
end of procedure .
SOURCE: Head bolt torque specs needed for 96 tbird 3.8
Head bolts are torque to yeild so you MUST use new bolts.
Tighten cylinder head retaining bolts in numerical sequence in three steps as follows:
Loosen retaining bolts one at a time two to three revolutions and retighten as follows:
Long bolts:
Short Bolts:
Here is a pic of the sequence
http://i253.photobucket.com/albums/hh43/chuck943/Headboltsequence38L.gif
SOURCE: replaced head gasket
try autozone.com to see if they have your car listed for diagrams pictures and step by step instructions if your car is not listed then try your local library they have all the car manuals and even copy them for you
SOURCE: torque specs for toyota tercel
Hello vienotkelly: The correct Main bolt torque is 42 foot pounds. The connecting rods torque to 29 foot pounds. The torque sequence for the head bolts and the correct way to tighten the bolts are attached to this reply. Thak You for using
FixYa. Roger
SOURCE: head bolt torque settings for 720 nissan cab 2
dear friend-your torque setting on the 720 is the same as the L18 and is set at 85 - 90 nm.
SOURCE: head bolt torque spec
Always use new head bolts.
1)tighten to 40ft/lbs
2)back off 1/2 turn
3)tighten back to 40ft/lbs
4)tighten an additional 90 degrees
5)tighten an additional 90 degrees.
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