SPRING 9W7410 - Caterpillar

3612 (9RC),
3616 (1PD) Industrial;
G3612 (1YG),
G3616 (4CG) EnginesSUPPLEMENT: 04/01/95Engine News, January 1995, Page 6, "New Gasket Used In Aftercooler Groups, Cover Groups, And Water Lines Groups".The second paragraph in the Description Of Change section of this article is not correct. The correct information follows:
In the aftercooler groups, 9S-3263 Thread Lock Compound is applied to bolts (2) that fasten the housings to the cylinder block. Tighten bolts (2) to a torque of 50 10 N m (37 7 lb ft). See Illustration 3.
--------------- END SUPPLEMENT ---------------Description of Change: A new stronger gasket is used in the aftercooler groups, cover groups, and water lines groups on the above engines. The new gasket will help prevent coolant leaks. See Item 1 in Illustrations 1,2 and 3. In the aftercooler groups, 8T-9013 RTV Silicone Sealant (RED) is applied to the bolts (2) that fasten the housings to the cylinder block. Tighten bolt (2) to a torque of 27 N m (20 lb ft). See Illustration 3.
Illustration 1. Location of new 121-3874 Gasket (1) in typical central structure cover group.
Illustration 2. Location of new 121-3874 Gasket (1) in typical water lines group.
Illustration 3. Location of new 121-3874 Gasket (1) in typical aftercooler group. Location of bolts (2) that fasten housings to cylinder block.Adaptable To: The new 121-3874 Gasket is a direct replacement the 9Y-7082 Gasket in the cover groups, water lines groups and aftercooler groups on the above engines.