Welcome to BigMackTrucks.com
Welcome to BigMackTrucks.com, the best resource on the Internet for Antique, Classic and Modern Mack Trucks!
Please login or register to take advantage of everything BMT has to offer. Memberships are Free and offer many benefits:
If you are having trouble logging in or haven't received your validation email, you can post as a guest in the Guest Forum.
Head Bolt Torque
Posted 06 August 2010 - 08:17 AM
Posted 06 August 2010 - 10:02 PM
Here are the torque specs from the Mack E7 service manual.
Can someone tell me the torque spec and pattern for the head bolts on a 1990 Ch613 with a 300 Mack in it?
Torque all head mounting capscrews in three stages to the specified torque.
Torque all head mounting capscrews in sequence to 50 lb-ft (68 N•m).
Torque all head mounting capscrews in sequence to 125 lb-ft (170 N•m).
Torque all head mounting capscrews in sequence to final torque value of 205 lb-ft (278 N•m).
E7 Head Bolt Torque Sequence.pdf 68.89KB 121 downloads
Posted 07 August 2010 - 01:15 PM
0 user(s) are reading this topic
0 members, 0 guests, 0 anonymous users