Ford

4F50N (AX4N) Torque Converter

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#{@unit.name} torque converter diagram
1

Hub Cover

2
Zip Kits

Bushing FD-B-2

  • Material: Steel-backed alloy
  • Bushing Style: Precision
  • Housing Bore: 1.784"
  • Width: 0.510"
  • Shaft Dia.: 1.662"
Zip Kits

Bushing FD-B-2X

  • Material: Steel-backed alloy
  • Bushing Style: Finish-in-Place
  • Width: 0.500"
  • Housing Bore: 1.781"
  • Shaft Dia.: 1.631"
3
Zip Kits

Impeller Hub FD-90-64G

  • Pump Drive Style: Bushing
  • Hub Mount: Flanged
  • Material: Hardened Steel
  • Assembled Height: 1.405"
  • Journal Dia.: 2.000"
  • Flange Outer Dia.: 3.100"
  • Height: 1.560"
Zip Kits

Impeller Hub FD-90-22G

  • Pump Drive Style: Bushing
  • Hub Mount: Flanged
  • Material: Hardened Steel
  • Assembled Height: 0.921"
  • Flange Outer Dia.: 2.380"
  • Height: 1.030"
  • Journal Dia.: 2.000"
Zip Kits

Impeller Hub FD-90-61G

  • Pump Drive Style: Bushing
  • Hub Mount: Flanged
  • Material: Hardened Steel
  • Assembled Height: 1.421"
  • Journal Dia.: 2.000"
  • Flange Outer Dia.: 2.380"
  • Height: 1.530"
4

Impeller

5

Thrust bearing

6
Zip Kits

Bearing Adapter FD-WA-10

Early-style. Use with CH-N-1

  • Material: Aluminum
  • Outer Notch Count: 3
  • Outer Dia.: 3.356"
  • Inner Dia.: 1.692"
  • Total Thickness: 0.700"
  • Functional Thickness: 0.543"
Zip Kits

Bearing Adapter FD-WA-19

Late-style. Use with CH-N-1

  • Material: Aluminum
  • Total Thickness: 0.504"
  • Tab Count: 3
  • Outer Dia.: 3.352"
  • Inner Dia.: 1.693"
  • Functional Thickness: 0.345"
7

Inner Stator Race

8
Zip Kits

Roll FD-RO-705

7 Required

  • Length: 0.705"
  • Dia.: 0.313"
9
Zip Kits

Accordion Spring FD-S-2A

7 Required

  • Width: 0.730"
  • Fold Count: 4
  • Relaxed Height: 0.280"
  • Relaxed Length: 0.480"
10

Stator Cam

11

Stator

11.1
Zip Kits

Stator Cap FD-WP-27

Turbine side, 2005-later units

  • Material: Plastic
  • Total Thickness: 0.424"
  • Outer Dia.: 3.350"
  • Inner Dia.: 1.770"
  • Functional Thickness: 0.424"
12
Zip Kits

Rivet FD-RV-3

10 Required

  • Rivet Head: Flat
  • Rivet Type: Solid
  • Head Dia.: 0.312"
  • Shank Dia.: 0.218"
  • Length: 0.400"
Zip Kits

Rivet FD-RV-1L

10 Required

  • Rivet Type: Hollow
  • Rivet Head: Flat
  • Head Dia.: 0.312"
  • Shank Dia.: 0.218"
  • Length: 0.375"
13

Turbine Hub

14

Turbine

15

Damper Assembly

16
Zip Kits

Seal FD-O-40

  • Material: PTFE
  • Seal Style: Scarf cut
  • Width: 0.092"
  • Height: 0.100"
  • Outer Dia.: 1.559"
16.1
Zip Kits

Seal FD-O-16

For use with FD-DA-18PB & FD-DA-18PBF

  • Material: PTFE
  • Seal Style: Scarf cut
  • Width: 0.130"
  • Height: 0.096"
  • Outer Dia.: 1.675"
Zip Kits

Seal FD-O-20

  • Material: PTFE
  • Color: Red
  • Seal Style: Solid
  • Width: 0.130"
  • Height: 0.095"
  • Outer Dia.: 1.683"
18

Piston Plate

19
Zip Kits

Friction Ring B66320HTL

  • Material: HTL
  • Thickness: 0.066"
  • Inner Dia.: 7.750"
  • Outer Dia.: 9.000"
Zip Kits

Friction Ring B66570HTL

  • Material: HTL
  • Thickness: 0.066"
  • Inner Dia.: 7.500"
  • Outer Dia.: 9.000"
Zip Kits

Friction Ring B45320HTE

  • Material: HTE
  • Thickness: 0.045"
  • Inner Dia.: 7.750"
  • Outer Dia.: 9.000"
Zip Kits

Friction Ring B45320HTS

  • Material: HTS
  • Thickness: 0.045"
  • Inner Dia.: 7.750"
  • Outer Dia.: 9.000"
20

Clutch Plate

20.1
Zip Kits

Piston Plate FD-DA-18PBF

Replaces items #18, 19 & 20

  • Thickness: 0.200"
21
Zip Kits

Thrust Plate FD-WS-31

  • Material: Steel
  • Internal Spline Tooth Count: 18
  • Thickness: 0.157"
  • Outer Dia.: 2.056"
Zip Kits

Thrust Plate FD-WS-12

  • Material: Steel
  • Internal Spline Tooth Count: 18
  • Thickness: 0.157"
  • Outer Dia.: 2.056"
22

Front Cover

22.1
Zip Kits

Stud Cover FD-SC-R

  • Material: Plastic
  • Color: Red
  • For Stud Dia.: 3/8"
23

Hex Nut

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