Tempo L4-140 2.3L CFI (1985)
5-25F-R10
(49S) Base
E53Z-HC/HD
650 RPM in Neutral
750 RPM in Neutral
No
E63Z-VB
6-25F-R10
(49S) Base
E63Z-VB
700 RPM in Neutral
800 RPM in Neutral
No
E63Z-VB (4)
5-25Q-R10
(Calif) Base
E53Z-GC/GD
650 RPM in Neutral
750 RPM in Neutral
No
E63Z-XB
6-25Q-R10
(Calif) Base
E63Z-XB
700 RPM in Neutral
800 RPM in Neutral
No
E63Z-XB (4)
1986 ATX
6-26E-R0
(49S) Base
E63Z-TF
600 RPM in Drive
650 RPM in Drive
No
E63Z-TG
6-26E-R10
(49S) Base
E63Z-TG (1)
600 RPM in Drive
690 RPM in Drive
No
E63Z-TG (4)
6-26-R10
(Calif) Base
E63Z-UF
600 RPM in Drive
650 RPM in Drive
No
E63Z-UG
6-26-R11
(Calif) Base
E63Z-UG (1)
600 RPM in Drive
690 RPM in Drive
No
E63Z-UG (4)
1987 MTX - BASE ENGINE
7-25F-R00
(49S) Base
E73Z-FB
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-FD
7-25F-R10
(49S) Base
E73Z-FC
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-FD
7-25Q-R00
(Calif) Base
E73Z-HB
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-HD
7-25Q-R10
(Calif) Base
E73Z-HC
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-HD
(1)
For E63Z-TG and E63Z-UG processors - remove air distribution plate (if air distribution has not been removed). Reset hardstop according to new
processor (see chart for new specification).
(2)
Fuel Economy Package without air conditioning - 5-26J-R01 and 5-26J-R11.
(3)
Replaced by Processor Column - place a modification decal where a processor has been changed. Replace the "tear tag" sticker from processor
from previous location (driver side door).
(4)
Replacement processor specifications.
Processor
Idle Speed
Adaptive/"Learned"
Air
Replaced By
(12A650)
(ISC Motor
Idle Speed
Distribution
Processor
Calibration
EngineProduction
Fully Retracted)
(EEC Controlled)
plate
(12A650) (3)
1987 MTX - HO (PLUS) ENGINE
7-25C-R00
(49S/Can) Plus HO
E73Z-EA
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-EC
7-25C-R10
(49S/Can) Plus HO
E73Z-EB
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-EC (4)
7-25P-R00
(Calif) Plus HO
E73Z-GA
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-GC
7-25P-R10
(Calif) Plus HO
E73Z-GB
700 RPM in Neutral
850 RPM in Neutral
Yes
E73Z-GC (4)
1987 ATX - HO (PLUS) ENGINE
7-26D-R00
(49S) Plus HO
E73Z-JA
600 RPM in Drive
690 RPM in Drive
Yes
E73Z-JB
7-26T-R00
(Calif) Plus HO
E73Z-NA
600 RPM in Drive
690 RPM in Drive
Yes
E73Z-NB
1987 ATX - BASE ENGINE
7-26E-R00
(49S) Base
E73Z-KA
600 RPM in Drive
690 RPM in Drive
Yes
E73Z-KC
7-26E-R10
(49S) Base
E73Z-KB
600 RPM in Drive
690 RPM in Drive
Yes
E73Z-KC (4)
7-26R-R00
(Calif) Base
E73Z-KA
600 RPM in Drive
690 RPM in Drive
Yes
E73Z-KC
