::PRODUCT NOTES

1

Fits most Z-bars. Vehicles may require Z-Bar modification or new JBA Z-Bar P/N 1650Z for proper fit.

2

Bolts into factory Y-pipe with 85 GT Mustang heat riser valve.

3

Installation requires welding/modification to exhaust system.

4

Requires Y-Pipe.

5

50-State Smog Legal header; C.A.R.B. E.O. D-216-24 / D-57-32 (Dodge/Jeep), D-216-25 / D-57-30 (Toyota/Nissan), D-216-29 / D-57-31 (Ford), D-216-29 / D-57-29 (GM).

6

Use big block flapper valve for smog legal applications.

7

Will not fit vehicles equipped with a “Body Lift”.

10

Spark plug boots are changed from stock.

11

Aftermarket “X” or “H” pipes may fit better if used with part no. 1625S-8.

12

May require relocation of brake/fuel lines.

13

Automatic transmission only.

14

Available Ignition wire part number W0850 = 11.5” total length. Part number W0807 = 9.5” total length.

15

For use with straight plug heads only.

16

Direct replacement for factory manifold, installation hardware kit included.

17

Complete header and Y-pipe or down pipe system, installation hardware included.

21

Direct replacement. For use with JBA headers or stock manifolds.

23

Will not fit P-Head.

24

Will not fit 454SS.

29

Matching mid-pipes available.

39

Will not fit standard 390 cylinder head. Head flange is designed for 14 bolt 390 GT cylinder head only.

41

Fits most rack and pinion conversions.

42

Fits with power steering when 6656P JBA power steering ram drop down bracket is used.

46

Applications with AOD requires after market cross member.

47

E-brake pivot bracket must be relocated.

48

Fits 5 speed transmission w/ aftermarket cross member.

48

Fits 5 speed transmission w/ aftermarket cross member.

49

Will not fit factory power steering Fits manual steering.

50

Also fits aluminum FE Shelby block.

50

Also fits aluminum FE Shelby block.

51

May require modification to EGR tube.

52

For vehicles with “Cool Sports” tune 4.0L.

54

Matching H-pipe available.

55

Matching Y-pipe available.

55

Matching Y-pipe available.

56

For use with JBA headers only.

56

For use with JBA headers only.

57

Header equipped with 02 Sensor provisions.

58

Fits Ford AOD Transmissions.

59

4-2-1 Header design increases mid-range HP & Torque.

60

O2 Sensor extensions included.

61

Fits Mustang II style Rack & Pinion front suspension.

62

Does Not fit 71-73 factory 4 speed clutch linkage.

63

Will work with Hydraulic clutch or factory Z-bar.