2W8646 Piston Ring Set for Caterpillar Equipment

2W8646 is a piston ring set designated as Ring G for Caterpillar equipment. The part is used with Caterpillar machines and engines in the PS-500, 3204, 3208, and SR4 model lines, including paving compactors, engine-machine applications, generator sets, generators, industrial engines, marine engines, and truck engines.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The piston ring set is listed for the following Caterpillar equipment models and application groups:

• Caterpillar PS-500
• Caterpillar 3204
• Caterpillar 3208
• Caterpillar SR4
• Caterpillar paving compactor
• Caterpillar engine-machine application
• Caterpillar engine-generator set
• Caterpillar generator
• Caterpillar industrial engine
• Caterpillar marine engine
• Caterpillar truck engine

Compatibility is specified by the listed Caterpillar model or application group. Before installation, the part number and engine or machine configuration should be checked against the equipment parts documentation.

Cross-reference numbers

The numbers 2W8646 and 2W-8646 identify the same listed piston ring set in different number formats. The Caterpillar reference number is included for parts identification and cross-reference purposes.

Specifications

The available specifications identify the overall packaged or listed product dimensions as length 15.6 cm, width 2.9 cm, and depth 15.6 cm, with a stated weight of 0.3 lb. No additional information about ring diameter, thickness, material, cylinder position, or the number of rings included in the set is provided.