740 L4-2.3L SOHC VIN 88 B230F (1985)
Exhaust Manifold: Technical Service Bulletins
Exhaust - Flange Nuts
SECTION
GROUP
NO.
25
105A
DATE JULY, 1985
RE:
EXHAUST FLANGE NUTS
B230F (NON TURBO)
THIS BULLETIN IS APPLICABLE TO THE U.S. AND CANADIAN MARKETS
In the event of exhaust leakage at the front exhaust pipe flange due to the nuts loosening, replace the existing nuts with flange nuts P/N 3270420-7
Torque the nuts to 40-50 N-m (30-37 ft.lbs.)
If necessary, also replace the flange gasket to ensure a good seal.
The new nut will be introduced in production as a running change.
Claims may be submitted under the new car warranty operation no. 251293 time allowance 0.4 hours.
