1336997 Insert Valve Seat (Exhaust)

1336997 is an exhaust valve seat insert for Caterpillar equipment and engines. The listed applications include Caterpillar Challenger machines, the 345B L excavator, industrial engines, marine engines, and truck engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified as a valve insert for the exhaust valve position. Fitment information is provided for the equipment and engine models listed below; application should be verified against the machine or engine identification before installation.

Fitment

• Caterpillar Challenger 75C
• Caterpillar Challenger 75D
• Caterpillar Challenger 85C
• Caterpillar Challenger 85D
• Caterpillar Challenger 95E
• Caterpillar 345B L excavator
• Caterpillar 3176B industrial engine
• Caterpillar 3176C industrial engine
• Caterpillar 3196 industrial engine
• Caterpillar marine engine applications
• Caterpillar 3176B truck engine
• Caterpillar C-10 truck engine
• Caterpillar C-12 truck engine

The supplied application data covers several Caterpillar equipment categories. The Challenger applications include the 75C, 75D, 85C, 85D, and 95E machine models. The excavator application is listed for the 345B L. Engine applications are listed separately for industrial, marine, and truck equipment.

For industrial engine use, the listed models are 3176B, 3176C, and 3196. For truck engine use, the listed applications are 3176B, C-10, and C-12. The marine engine application is specified by equipment type, without a separate engine model in the available product data.

Specifications

The available dimensions for SKU 1336997 are 8.89 cm in length, 15.24 cm in width, and 1.27 cm in depth. The listed weight is 0.1 lb. No material specification, thread information, installation hardware, or additional kit contents are provided for this part.