PerTronix Dougs Headers D626 - Manual (Page 2)

Part No. 0110-003079
Page 2 of 3
rev. 1 11-19-13 DSL
7. Remove the clutch linkage and center bolt from the motor mount.
8. Jack up the engine about 2 inches. Be sure to use a board between the pan and jack.
9. Remove both halves of the motor mount.
10. Remove the stock exhaust manifold.
11. Clean the head surface of any carbon deposits or other foreign material.
12. Apply a THIN film of Ultra Copper Hi-Temp Sensor-Safe Silicone Sealer to the header
side of the supplied gasket and glue it to the header. Masking tape can be used to help
stick the gasket to the manifold.
13. Apply a THIN film of Ultra Copper Hi-Temp Sensor-Safe Silicone Sealer to the header
side of the gasket.
14. Apply anti-seize to the supplied header bolts.
15. Starting from below, work the header up through the chassis into position over the
exhaust ports.
16. With the header loose, replace the clutch linkage.
17. Start all the header bolts (most restricted first) and tighten evenly.
18. Replace both halves of the motor mounts, lower the engine and replace the center bolt
in the mount. Note: On AUTOMATIC TRANS MODELS: If the L-3 tube contacts the
bellhousing between its 3rd and 4th bends, re-form for clearance (See Figure 1).
19. Do not reinstall the power steering ram or idler arm until the right side is installed.
RIGHT SIDE:
1. Remove the stock exhaust manifold and starter.
2. Remove the center bolt from the motor mount and raise
the engine about 2”. Be sure to
use a board between the pan and jack.
3. Clean the head surface of any carbon deposits or other foreign material.
4. Apply a THIN film of Ultra Copper Hi-Temp Sensor-Safe Silicone Sealer to the header
side of the supplied gasket and glue it to the header. Masking tape can be used to help
stick the gasket to the manifold.
5. Apply a THIN film of Ultra Copper Hi-Temp Sensor-Safe Silicone Sealer to the header
side of the gasket.
6. Apply anti-seize to the supplied header bolts.
7. Starting from below, work the header up through the chassis into position.
8. With the header loose, reinstall the starter.
9. Start all the header bolts (most restricted first) and tighten evenly.
10. Lower the motor and replace the center bolt in the motor mount.
11. Replace the power steering ram with the purchased H7609 Power Steering Bracket.
12. Reinstall the idler arm. If the idler arm bolts contact the header tubes, either cut off the
ends of the bolts or use washers (under the bolt heads) to shim the bolts further toward
the outside of the frame.
13. Bolt the supplied reducers to the collectors. Cut the existing headpipes to length and weld
the reducers to them.
14. Connect the negative battery cable.
START THE ENGINE
Start the engine and allow it to warm up to operating temperature. Check for any unusual
noises or exhaust leaks. If every thing is OK, stop the engine and tighten all bolts while
the engine is still warm.