LS 400 V8-4.0L (1UZ-FE) (1990)
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Technical Service Bulletin # TRANS009
Date: 901221
A/T - Improved Shift From 'N' to 'R'
TRANSMISSION & CLUTCH 009 12-21-90 LS400
Title
IMPROVED SHIFT FEEL FROM "N" TO "R"
The following components have been changed to improve the shift feel from "N" to "R" on LS400's:
1.
Reduce 1st and reverse brake (B3) clearance
2.
Decreased C2 clutch piston stroke
3.
Increased reverse range line pressure
4.
Decrease direct clutch return spring (C2) length
5.
Changed direct clutch (C2) material
6.
Decrease length of compression spring for C2 accumulator
7.
Increase diameter of plunger, primary regulator valve, No.2
8.
Increase diameter of the sleeve, primary regulator valve
PRODUCTION EFFECTIVE
FROM VIN #
DATE
FROM A/T SERIAL NO.
JT8UF11E # L0010918
April 10, 1990
9ME-00001
Part Number Information:
Prev. Part No.
New Part No.
Part Name
Q'ty
35604-50010
*35604-35010
Spring sub-assy, direct
1
clutch return
35667-50010
*35667-50030
Disc, clutch
4
*35675-30130
** Flange, direct clutch
1
*35675-30140
** Flange, direct clutch
1
*35647-30040
Plate, clutch
1
90501-21010
*90501-21012
Spring, compression
1
35422-50010
*35422-50011
Plunger, primary regulator
1
valve No. 2
35417-50010
*35417-50011
Sleeve, primary regulator
1
valve
35420-50010
*35420-50011
Body assy, lower valve
1
*
Interchangeable as a set only.
**
Additional adjustment Flanges were not previously listed in Parts Microfiche.
Component Information:Brake and Clutch
