PerTronix JBA Exhaust 6680F - Manual (Page 4)

7. Remove the heat shield covering the factory exhaust manifold by
unscrewing the (4) attaching fasteners.
8. Remove the 3 nuts attaching the catalytic converter to the factory
exhaust manifold.
9. From underneath the car, remove the two bolts retaining the front
half of the converter bracket to the rear half. The converter should
fall out onto the ground. Now remove the rear half of the bracket
from the block.
REMOVAL OF THE EXHAUST MANIFOLD
10. Remove the screws from the clamps attaching the power steering
line to the support bracket at the front of the motor. This will allow
the line to flex giving better access to the manifolds bolts.
11. Remove the dipstick tube.
12. Now remove the (6) bolts and (3) nuts attaching the exhaust
manifold to the head and then remove the manifold.
13. With the manifold out of the way, remove the (3) remaining studs
from the head using a female Torx head socket.
14. Using a scraper or wire brush, remove any debris or carbon deposits
from the head surface. Use caution making sure not to damage the
head surface.
INSTALL THE NEW HEADER
15. From under the car, install the new JBA Header using the supplied
gasket and fasteners. Apply a small amount of anti-seize to the
threads of the bolts and torque to 23 ft/lbs.
16.
Connect the EGR tube to the new header.