New Head Gasket Improves Seal Between Block And Liner Flange
Usage:
3408 And 3412 Engines In All Applications
Description of Change: The thickness of the head gasket fire ring wrap in 3408 and 3412 Engines has been increased by .025 mm (.0010"). This improves the seal between the block and the liner flange, to prevent leakage of combustion gas into the coolant.
Adaptable To: The new gaskets are direct replacements for the former gaskets which are canceled.
Caterpillar Information System:
1982/10/20 New Main And Connecting Rod Bearings Have A Thicker Layer Of Lead-Tin Overlay (Surface Material)
1982/10/20 Fuel In The Cooling System Or Coolant In The Engine Oil Can Result From Cracked Fuel Nozzle Adapter
1982/10/20 Planned Engine Repairs
1982/10/20 Improved Valve Cover Seal
1982/10/20 Reconditioning Of Oil Pump Covers
1982/10/20 New Connecting Rod And Main Bearings Have Thicker Layer Of Surface Material
1982/10/20 List Of Service Publications
1982/10/20 Improvement To 1N4679 Control Rod Assembly Increases Range Of Adjustment For Rack
1982/10/20 Extended Storage Procedures
1982/10/20 New Water Pump Uses New Seal And Impeller
1982/10/20 Engine Slobbering; New Piston And Rings Used
1982/10/20 Wider Crankshaft Gear Used
1982/10/20 FT1698 Driver Can Be Used For Reconditioning Of Governor Housing
1982/10/20 New Fasteners Used For Fuel Injection Lines
1982/10/20 Improvement To Engine Overspeed Alarm System
1982/10/20 Do Not Use A Wire Brush On Fuel Nozzles
1982/11/10 Mechanical Shutoff Groups Changed To Prevent Vibration Of Oil Line Tubes
1982/11/10 Improvements To Generator-Mounted Control Panels
1982/11/10 6V6142 And 6V6143 Installers Can Be Used To Install Crankshaft Seals And Wear Sleeves
1982/11/10 6V6175 And 6V6176 Torque Adapters Make Installation Of Fuel Pump Drive Gear Easier
1982/11/10 New Crankshaft Seal Groups Used
1982/11/10 High Compression Pistons Can Be Used In Engines Used At High Altitudes
1982/11/10 Resurfaced Cylinder Blocks And Heads
1982/11/10 New Crankshaft Assemblies