mid pipe flange torque
Race Director
Joined: Apr 2000
Posts: 15,344
Likes: 4,008
From: Texas
Torque specs for re-installation:
(6) Exh manifold to head bolt LS7: (2 step) Step 1 to 14 ft lb center 2, then alternate, then 20 ft lb same sequence
(8) Flange studs to manifold: Screwed in by hand
(8) Manifold to cat flange nuts LS7: 37 ft lb
(4) Cat to Intermediate pipe nuts LS7: 18 ft lb
(2) Intermediate-pipe support bolts LS7: I snugged them down
(2) Intermediate pipe to muffler clamps LS7: 32 ft lb
You can use these for LS2 or LS3 components
