Tech Bulletins

General Bulletins

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AFA Articulated Piston Technology	AFAGRAPH Multi-layer Steel Core, Graphite Head Gasket	AFA Tech Bulletin on Liner Protrusion
AFA Electronic Sensors	Common Causes of Overheating	Torque Spec Guide
AFA SES Oil Pan Gaskets

For Caterpillar® Engines

AFA C12 Head Gasket Set Quick Reference

AFA Cylinder Liners for Caterpillar Engines

For Cummins® Engines

AFA Tech Bulletin on ISX Liner Indent	Improved Head Gasket for L10 M11 Engines	In-frame Kits for ISM Engines
New Gaskets Sets for K Series Engines	AFA Parts for ISL Engines	Turbocharger Flex Hoses
AFA New Design Oil Coolers for ISX/QSX Engines	Oil Coolers Core for NT855

For Detroit Diesel® Engines

AFA Series 60 Fuel Pump D23537686	AFA Series 60 One-piece Steel Piston	AFA Series 60 14L New Piston Design
AFA Series 60 14L New Piston Design	AFA Multi-Layer Head Gasket	AFA Cylinder Head Bolts for Series 50/60
AFA Head Gasket for Series 60

For Navistar® Engines

Water Pumps for DT360 & DT466 Engines