PerTronix Dougs Headers D920 - Manual (Page 2)

Part No. 0110-003040
Page 2
Rev.1 11-19-13 DSL
ASSEMBLY
1.
Install Doug’s Header Part No. D3324 per instructions.
2. Install Left and Right Connector Pipes to the headers with supplied gaskets and
hardware.
3. Install Y-Pipe assembly to the two Connector Pipes slip joints.
4. Connect the exhaust system to the Y-Pipe slip joint.
5. Install the three supplied T-bolt clamps at the slip joints and tighten.
6. Re-install the under driveshaft cross-member using the four supplied spacers.
7. Tighten all the bolts.
8. 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.
NOTE: Check the bolts periodically to make sure they have not loosened. Re-tighten
after the first 500 miles and then again at 1000 miles.
IMPORTANT CHECK LIST
Be sure that all brake lines and fuel lines are clear of headers and/or connector
pipes.
All spark plug wires, battery cables, or other electrical components should be clear
of headers and/or connector pipes.
Double-check the tightness of all bolts including brackets and accessories.
PARTS LIST
Qty Description
1 Left Connector Pipe
1 Right Connector Pipe
2 Collector gaskets
4 Spacers
3 T-bolt clamps
6 3/8
” lock-washers
6 Nut, hex, 3/8”-16
6 Screw, cap, hex head, 3/8
”-16 x 1-1/4”