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All Technical Service Bulletins for Positive Crankcase Ventilation Valve: > < Engine - Oil Consumption
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Code: 77

OIL CONSUMPTION - 7.5L - SUPPLEMENTAL

Article No.

SERVICE INFORMATION

87-2-24

LIGHT TRUCK 1983-86 E SERIES, F SERIES

ISSUE:

This article is being republished to supplement the parts listed in TSB 86-16-16. This TSB originally provided a service procedure for
diagnosing and servicing oil consumption concerns on the 7.5L engine.

ACTION:

To service 7.5L engines that have oversized valve stems, use intake valve guide seal C8SZ-6571-A. This intake valve guide seal may be
used on 0.015 and 0.030 oversize valve guides.

NOTE:

Some 7.5L engines may have one or more oversized valve stems from production.

PART NUMBER

PART NAME

CLASS

C8SZ-6571-A

Intake Valve Guide Seal

A

OTHER APPLICABLE ARTICLES: 86-16-16
WARRANTY STATUS: "INFORMATION ONLY"

All Technical Service Bulletins for Positive Crankcase Ventilation Valve: > < Engine - Oil Consumption