1989/05/01 Caterpillar


New Head Gasket Used

Usage:


All 3208 Engines

Description of Change: A new head gasket is used on all 3208 Engines. The new head gasket has a smaller diameter fire ring bore than the former head gasket. This new head gasket was previously used only on naturally aspirated 3208 Engines. It is now used on all 3208 Engines.

Adaptable To: The new 7C1599 Head Gasket is used on all 3208 Engines. It replaces the former 7W2059 Head Gasket. The new 7C1599 Head Gasket must be used on all emission controlled naturally aspirated 3208 Engines effective with the 1986 model year. The new 7C1599 Head Gasket must be used on all emission controlled turbocharged 3208 Engines effective with the 1988 model year.

The 7W2059 Head Gasket is used on all 3100 and 3208 Remanufactured Engines and field sleeved engines.

Caterpillar Information System:

1989/05/01 New Valve Stem Seal Used On Inlet Valves And Added To Exhaust Valves
1989/05/01 Do Not Prefill Secondary Fuel Filter
1989/05/01 Keys For Power Modules Shipped Inside Air Louver
1989/05/01 New Crankshaft Thrust Plate Made Of Brass
1989/05/01 Use Care When Positioning Turbocharger Compressor Housing
1989/05/01 Two Retainers Used To Better Fasten Air Inlet Pipes In Turbocharger Compressors
1989/05/01 New Clamps With Grommets Used In Fuel Lines
1989/05/01 Check Valve Added To Fuel Injection Lines
1989/05/01 Fuel Manifolds Changed To Steel
1989/05/01 Longer Bolts Give More Life To Gaskets Between Water Cooled Aftercooler Housings
1989/05/01 New Heavy-Duty Air Cleaner Groups Available
1989/05/01 Front Idler And Accessory Drive Gears Improved
1989/05/01 Procedure For Replacing Batteries Or Battery Cables
1989/06/01 Maintenance Inspection Of Emergency Shutdown Systems Required Every 1000 Hours
1989/06/01 New Extension Assembly Used In Gas Engine Ignition Groups
1989/06/01 New Front Crankshaft Seal Requires New Installer Tool
1989/06/01 New Upper and Lower Seals For Folded Core Radiators In Cold Temperature Applications
1989/06/01 Vibration Measurement System For Caterpillar Products
1989/06/01 "CXP Fluids" Are Now "Cat Fluids"
1989/06/01 Identification Of Asbestos-Free Material
1989/06/01 List of Service Publications
1989/07/01 New Viton Rubber Seals Used
1989/07/01 New Connector With An Orifice Added To Fuel Injection Lines Groups To Help Prevent Cavitation
1989/07/01 New Seal Used In Auxiliary Fresh Water Pump Groups
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