Usage:
All Caterpillar Engines With Keystone Piston Ring Grooves
- SUPPLEMENT: 07/00/86
TRUCK ENGINE NEWS, OCTOBER, 1985, PAGE 3, "New Keystone Ring Groove Gauge Available"; TRUCK ENGINE NEWS, May 19, 1982, Page 5, "5P4812 Gauge Group Components Available Separately"; GUIDELINE FOR REUSABLE PARTS-PISTONS, SEBF8049, PAGES 38 and 39. The article, "Increase Piston Reuse With Keystone Piston Ring Gauge Group ", in this issue replaces the information from these publications.
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A new Keystone piston ring groove gauge group is available. The new gauge group has three new gauges which allow the gauge to be used in all Caterpillar Keystone ring groove applications. The new group also features carbide gauging points for increased gauge life. See the illustration.
8T3150 Gauge Group.
The new 8T3150 Keystone Piston Ring Groove Gauge Group is a direct replacement for the former 5P4812 Gauge Group which is canceled. The chart lists the parts that are available through the Parts Department.
