Exhaust Manifold

Exhaust manifold mounting pipe nuts and bolts 61 Nm (45 ft. lbs.)
Exhaust manifold-to-Y-pipe studs 45 Nm (33 ft. lbs.)
Exhaust manifold-to-Y-pipe nuts 40 Nm (30 ft. lbs.)
Maximum Allowable Warpage
Between Ports 0.13 mm (0.005 inch)
Total 0.25 mm (0.010 inch)
Maximum Allowable Removal of Material 0.25 mm (0.010 inch)