Engine Professional Magazine
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CYLINDER SEALING AND BLOW-BY IN PERFORMANCE APPLICATIONS
AN AERA INTERNATIONAL QUARTERLY PUBLICATION
APRIL-JUNE 2019
Selecting the Right Pushrod
Dimensions, materials and styles
GM Active Fuel Management
Understanding the AFM system
LB7 6.6 Duramax
Unique challenges for the rebuilder
Dressing Up
Your Gaskets
Application-driven guidelines
Nissan/Renault HR12DDR 1.2L (1,198 cc, 73.11 cu-in) straight three, four-stroke, gas direct injected (GDI), supercharged engine. See page 24.


































































































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