SOURCE: chevy 5.7 17 bolt heads tork specs
Cylinder Head Bolt (Preferred Method) All Bolts First Pass in Sequence 22 ft.lb Long Bolt Final Pass in Sequence 75 deg. Medium Bolt Final Pass in Sequence 65 deg Short Bolt Final Pass in Sequence 55 deg. Cylinder Head Bolt (Optional On-Vehicle Strategy) First Pass in Sequence 26 ft.lb Second Pass in Sequence 44 ft.lb Final Pass in Sequence 66 ft.lb
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: i have a 2006 honda crf150 i am rebuilding. I just
see clymer manual (£20 from ebay) will be your Bible whildt you have this bike!!! highly recomendable
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.
SOURCE: what are the head and rod bolt torque specs on a
one hundred ten inch lbs on the rods and 45 ft on the head bolts
117 views
Usually answered in minutes!
×