SYMPOSIA PAPER Published: 01 January 1977
STP26118S

Reference Sequence VC Test Method

Source

This method describes an engine test procedure that evaluates engine oils with respect to sludge and varnish deposits produced by engine operation under a combination of low and mid-range temperatures. This test also indicates the capacity of the oil to keep positive crankcase ventilation (PCV) valves clean and functioning properly.

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Details
Developed by Committee: D02
Pages: 149–257
DOI: 10.1520/STP26118S
ISBN-EB: 978-0-8031-4688-4
ISBN-13: 978-0-8031-4483-5