Mack's Standard Transmission Inc.
Transmission ID:
Aisin
Borg Warner
Eaton
Ford
Getrag
Isuzu
Mazda
Muncie
New Process
New Venture
Nissan
Peugeot
Richmond
Saginaw
Toyota
Tremec
ZF


Bearing Rebuild Kits:
Transmissions
Transfer Cases
Front & Rear Axles


Parts:
Bearings
Seals
Synchronizers
Main Shafts
Input Shafts
Counter Shafts
Gears
Bearing Retainers
Shift Forks
Clutch Kits
Pressure Plates
Ring & Pinion Sets
Carriers

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Related Links:
Call for Standard ( Manual ) Transmission Parts and Pricing. Or Email: parts@mackstrans.com

1991 RKE Thunderbird, Ford

Countershaft (Cluster):
REF # Part # Description
8 M5R1-8 M5R1 Cluster Gear 38-32-24-16
8 M5R1-8A M5R1 Cluster Gear 38-34-25-17


Input Shaft:
REF # Part # Description
16 M5R1-16 M5R1 Input Shaft, 23t (mates with M5R1-8)
16 M5R1-16A M5R1 Input Shaft, 23t (mates with M5R1-8A)


Main Shaft:
REF # Part # Description
2 M5R1-2 M5R1 Mainshaft 4x4
2 M5R1-2A M5R1 Mainshaft 2wd


Hubs & Sleeves (sliders):
REF # Part # Description
43 M5R1-2.5 M5R1 3-4 Synchro Assembly (slider & hub only)
43 M5R1-2.5A M5R1 3-4 Synchro Assembly (complete)
45 M5R1-15 M5R1 5-R Slider, non-updated 36 Splines
45 M5R1-15A M5R1 5-R Slider, Updated

Synchros:
REF # Part # Description
  M5R1-14 M5R1 Rev Sycnhro Ring, Non-updated, 36t
14b M5R1-14B M5R1 5th Synchro Ring, Updated, 30t
  M5R1-14C M5R1 Rev Synchro Ring, updated, 30t
  M5R2-14E M5R1 1-4 Synchro Ring
14b MAZ-14A M5R1 5th Synchro Ring, Non-updated


Shift Forks:
REF # Part # Description
  M5R1-23 M5R1 1-2 Shift Fork
  M5R1-23A M5R1 3-4 Shift Fork


Bearings:
REF # Part # Description
1 30207/80 M5R1 Input Shaft Bearing
4 K25/33/24 M5R1 Pocket Bearing
3 AXJ39X62.3x4 M5R1 Thrust Bearing
53 E8TZ7127A M5R1 3rd Gear Needle Bearing
52 E8TZ7133A M5R1 2nd Gear Needle Bearing
51 E8TZ7133A M5R1 1st Gear Needle Bearing
  30207 M5R1 Mainshaft Bearing
5 6207/33 M5R1 Rear Mianshaft Bearing
7 NJ2205 M5R1 Front Countershaft Bearing
  NJ206EX1 M5R1 Middle Countershaft Bearing
55 E8TZ7R130A M5R1 5th Gear Needle Bearing
58 K24/28/16.5 M5R1 Reverse Gear Needle
23 6304-N M5R1 Rear Countershaft Bearing


Bearing Retainers:
REF # Part # Description
6 M5R1-6 M5R1 Front Bearing Retainer

Key / Spring / Ball Kit:
REF # Part # Description
M5R1-K3 M5R1 3-4, 1-2 Key & Spring Kit


Gears 1-R:
REF # Part # Description
11 M5R1-11 M5R1 3rd Gear 29t
11 M5R1-11A M5R1 3rd Gear 27t
18 M5R1-18A M5R1 Mainshaft 5th Gear w/ Spacer (#146)
19 M5R1-19A M5R1 Countershaft 5th Gear Updated
21 M5R1-21 M5R1 2nd Gear 32t
21 M5R1-21A M5R1 2nd Gear 31t
36 M5R1-36 M5R1 Rev Gear non-updated
36 M5R1-36A M5R1 Countershaft Rev Gear Updated

Miscelaneous Parts :
REF # Part # Description
  M5R1-40 M5R1 5-R Assembly Updated
  13948CR M5R1 Front Seal
  M5R1-62 M5R1 2wd Tailhousing Bushing
  2245 M5R1 2wd Rear Seal
  11615 M5R1 4x4 Rear Seal
  M5R1-63 M5R1 Oil Trough
  M5R1-55 M5R1 Top Cover Gasket
  M50-P1 M5R1 Top Cover Pin
  219-1135 M5R1 Top Cover Plug (Front)
  M5R1-105 M5R1 Shifter Stub
  M5R-28A M5R1 Shifter Seat
  M5R1-109 M5R1 Shifter Stub Spacer
  E8TZ277A M5R1 Shift Stick Rubber Retainer
  M5R1-111 M5R1 Shift Boot Bolts
  555-108 M5R1 Top Cover Plugs, Steel (Rear)
  M5R1-SMK M5R1 Input Shim Kit
  3541 M5R1 Baffle Seal
  M5R1-46A M5R1 Input Slinger
  M5R1-144 M5R1 Rear Retainer Plate
77 M5R1-149 M5R1 Mainshaft Nut
  RUS206E M5R1 Middle Countershaft Bearing Race
78 M5R1-167 M5R1 Countershaft Nut
RK-M5R1 M5R1 Rev Kit, gear/slider/ring (Non-Updated)
RKL-M5R1 M5R1 Rev Kit, gear/slider/ring (Updated)
FK-M5R1 M5R1 Front Repair Kit