Bronco II 4WD V6-171 2.8L (1985)
Fluid Pump: All Technical Service Bulletins
A/T - A4LD Front Oil Pump to Converter Housing Bolt
Article No.
TRANSMISSION - A4LD - FRONT OIL PUMP
87-21-6
TO CONVERTER HOUSING BOLT -
SERVICE TIPS
FORD:
1987-88 MUSTANG, THUNDERBIRD
LIGHT TRUCK:
1985-88 RANGER, BRONCO II 1986-88 AEROSTAR
ISSUE:
The front oil pump to converter housing bolts for the 1988 A4LD transmission cannot be used on prior model year A4LD transmissions. Two
(2) types of front oil pump to converter housing bolts are currently available for service. The M-6 bolts are used to service 1987 and prior
model year A4LD transmissions and C3 transmissions. M-8 bolts are used to service 1988 model year A4LD transmissions only. The M-8
bolt size is M-8 x 1 with fine threads and has a torque range of 17-20 ft.lbs. (23-27 N-m).
ACTION:
If service is required, refer to the Dealer Master Parts Catalog for the front oil pump to converter housing bolts service part numbers.
NOTE:
The 1987 and prior model year M-6 bolts, front oil pump support, oil pump adapter plate and converter housing assemblies are not to be used
to service 1988 A4LD transmissions.
OTHER APPLICABLE ARTICLES: None
WARRANTY STATUS: "INFORMATION ONLY"
