Spark Plug Gasket Available
Usage:
G398 Low Emission, G399 Low Emission, 3512, 3516 Spark-Ignited Engines
For some time, the above engines have been using a 9Y2602 Spark Plug, which is a J-gap plug that can be regapped. A new plug gasket should be installed each time this plug is reused. This gasket is now available under the part number "9Y6792".
This gasket can also be used on the former 9Y9475 or 7W2257 Spark Plugs, which are surface gap plugs.
Caterpillar Information System:
1989/12/01 New Flanges Used And Gaskets Added To Water Cooled Turbocharger Exhaust Connections
1989/12/01 Modification Of 2W1054 Screen Assembly For Use During Dynamometer Testing
1989/12/01 Additional Information For Checking Valve Camshaft Timing
1989/12/01 New Camshaft And Lifter Kits Available For Slipper Type Cam Followers (Valve Lifters)
1989/12/01 4C4213 Insulation Tester for Electrical Power Generation
1989/11/01 New Nut For Lifting Eye Bracket
1989/11/01 Cylinder Liner Changes
1989/11/01 New Gasket With Stainless Steel Flange Used In Exhaust Manifold Group
1989/11/01 New 3161 Marine Governor Provides Better Low Idle Stability
1989/11/01 New Water Level Gauge Group For Folded Core Radiators
1989/11/01 Different Thread Lubricant Can Be Used On Connecting Rod, Main Bearing Cap And Counterweight Bolts
1989/11/01 New Shaft Assembly And Lever Assembly Used In Air Shut-Off Group
1989/12/01 New Spark Plug Used In Ignition Groups
1989/12/01 Cooling System Drain Valves Available
1989/12/01 Improved Turbocharger Wash Water Lines Group Available On Engines Powered By Residual (Heavy) Fuel
1989/12/01 List of Service Publications
1990/01/01 New Seal Group Used In Seawater Pump
1990/01/01 Paper Liner Available For Centrifugal Oil Filters
1990/01/01 Improved Gaskets And Covers Used In Cover Groups, Connection Group And Water Lines Groups; New Clips Used In Water Lines Groups
1990/01/01 Improved Valve And Injector Jam Nut Used In Valve Rocker Arm Group
1990/01/01 Unit Injector Tips Now Have An Improved Brazing Technique
1990/01/01 Service Element Available For Flexible Coupling Group
1990/01/01 New Seal Used In Governor Fastener Group
1990/01/01 New Fuel Return Valve Prevents Siphoning