PC-12
PC-12 moving forward
17 February 2026
17 February 2026
Balloted PC-12 specification
Draft tests, parameters and limits for API CL-4 and FB-4
The recently approved draft tests, parameters and limits for Diesel Engine Oil Categories API CL-4 and API FB-4 are summarised in tables 7 and 8 respectively. Please download your copy below.
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