This isn't a answer to your question, just something else to consider. Some of your stock maniflold bolts will not work with your headers. I've got a set of shortys hangin' in the shop but I'm waiting on cams and heads before I install them to save some rework.
__________________ 2003 Mustang GT
5spd
BBK CAI
Diablo Predator Sport Tuner
Steeda Tri-Ax shifter, underdrive pulleys
UPR O/R X-pipe
Flowmaster AT Catbacks
FRPP 3.73's, aluminium driveshaft
1987 LX
C4 rev. valve body 2500 stall
351W
Comp Cam
Custom Intake w/ dual tb's
3.73's, headers, custom exhaust ect... |