2005-2007 mustang GT headers install questions...
I don't have a way to send you the Dynatech directions, but perhaps someone else can. We're talking a 20+ page printed manual with color photos everywhere. They detailed every little step. I don't have a scanner, and even if I did we'd be talking a HUGE file to send over.
Here's a quick rundown of how the install goes. Keep in mind, this is for Dynatechs, so YMMV.
1) Car on the ground. Pop the hood, remove the airbox, air intake, dipstick tube, battery, and the battery hold-down/tray assembly. Loosen the motor mount bolts.
2) Raise the car on jackstands or with a lift. Get under it and remove the O2 sensors and the factory H-pipe
3) Remove the starter
4) Use a bottle jack and a block of wood and support the engine with it, near the crank pulley
5) Remove the aluminum brackets that join the block to the motor mounts.
6) Remove the factory manifolds and the associated studs
7) Unbolt the power steering rack-and-pinion and slide it forwards towards the front bumper. You have to disconnect the universal joint at the steering shaft.
8) Install the headers by sliding them up from underneath
9) Re-install the steering rack/shaft, engine brackets. Lower engine and insert mounting bolts. Reinstall starter.
10) Install your new X/H-pipe and O2 sensors
11) Lower the car, tighten the motor mount bolts. Reinstall dipstick tube, intake, battery & tray.
that's it...
By the way, you will need a 5mm socket and a small ratchet to remove the factory manifold studs. This is an odd size. Make sure you've got one. You also will need a 13mm "gear wrench", preferably the flex-head type. Google for it if you don't know what that is. Both of these tools will save you a TON of time, cursing, and busted knuckles.
Regarding motor mounts:
The Dynatech directions say you don't need to remove or replace the motor mounts themselves. I did remove mine during the install just for some more elbow room. I'm 6'4" so I need all the space I can get. I have also heard that some header brands require you to install aftermarket motor mounts in place of the Ford ones due to clearance problems. However, I don't know if that is true or not. As I said, the Dynatechs DO work with the factory mounts...something to think about
Here's a quick rundown of how the install goes. Keep in mind, this is for Dynatechs, so YMMV.
1) Car on the ground. Pop the hood, remove the airbox, air intake, dipstick tube, battery, and the battery hold-down/tray assembly. Loosen the motor mount bolts.
2) Raise the car on jackstands or with a lift. Get under it and remove the O2 sensors and the factory H-pipe
3) Remove the starter
4) Use a bottle jack and a block of wood and support the engine with it, near the crank pulley
5) Remove the aluminum brackets that join the block to the motor mounts.
6) Remove the factory manifolds and the associated studs
7) Unbolt the power steering rack-and-pinion and slide it forwards towards the front bumper. You have to disconnect the universal joint at the steering shaft.
8) Install the headers by sliding them up from underneath
9) Re-install the steering rack/shaft, engine brackets. Lower engine and insert mounting bolts. Reinstall starter.
10) Install your new X/H-pipe and O2 sensors
11) Lower the car, tighten the motor mount bolts. Reinstall dipstick tube, intake, battery & tray.
that's it...
By the way, you will need a 5mm socket and a small ratchet to remove the factory manifold studs. This is an odd size. Make sure you've got one. You also will need a 13mm "gear wrench", preferably the flex-head type. Google for it if you don't know what that is. Both of these tools will save you a TON of time, cursing, and busted knuckles.
Regarding motor mounts:
The Dynatech directions say you don't need to remove or replace the motor mounts themselves. I did remove mine during the install just for some more elbow room. I'm 6'4" so I need all the space I can get. I have also heard that some header brands require you to install aftermarket motor mounts in place of the Ford ones due to clearance problems. However, I don't know if that is true or not. As I said, the Dynatechs DO work with the factory mounts...something to think about
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