Article 2983 - Oil Economy - LPG 330, 361, and 391 CID Engines

TSB #146 - August 7, 1970
(Medium and Heavy Trucks with Production Installed LPG Conversion - 1967-1970 Models)


Oil Consumption
    May be due to rings not seating.
    Install new piston rings outlined below.
NOTE: It is important that the shop manual procedure relative to installation of piston rings be followed completely during disassembly, preparation and installation of the rings.

PARTS:
Part No.Part NameClassQuan.Avail.
C7TZ-6149-ARing Set 1967-69 330 CIDCG18-17 70
C7TZ-6149-BRing Set 1967-69 361-391 CIDCG18-17-70
D0TZ-6149-ARing Set 1970 330CIDCG18 17 70
D0TZ-6149-BRing Set 1970 361-391 CIDCG17-05-70


PRODUCTION CORRECTION: 6-3-70 (361-391 CID Only).
WARRANTY STATUS:
Reimbursable within provisions of Warranty and Policy Manual.
Operation: 6149-A As Applicable

DLR. CODING: Basic No. 6149 - Code 24

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