ADAPTER AS-PUMP 1099678 - Caterpillar

Engine:
G3612 (S/N: 1YG1-UP; BKE1-UP)
G3616 (S/N: BLB1-UP; 4CG1-UP)
Engine News, SEBD9328, 1 December 2003, "An Improved Spark Plug is Available". Disregard this article. The torque for the spark plug has been changed. Refer to the following article.Description of Change: The new spark plug has been designed specifically for engines that are high compression. Engines have a compression ratio of 10.5:1 or 11:1 are high compression. The new spark plug has been redesigned in order to increase the service life and reliability through internal improvements and through enhancements in the material of the electrode.Adaptable To: The 243-4291 Spark Plug is a direct replacement for the previous spark plug. The new spark plug does not require any modifications to the ignition system for assembly. The new spark plug will initially be available as parts service.The maintenance interval is recommended at 1000 hour service intervals.Gap for the spark plug ... 0.28 0.04 mm (0.0110 0.0016 inch)Torque for spark plug ... 45 5 N m (33 3 lb ft).Always replace the spark plug gasket during every service.