2977753 Piston for Caterpillar Equipment

The 2977753 piston is an engine component used in Caterpillar equipment, including Caterpillar engines installed in machines and Caterpillar excavators. The piston works with the connecting rod to transfer combustion force to the crankshaft. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is listed for Caterpillar engine-machine applications and excavator applications. The supplied fitment data identifies the Caterpillar 3064 and 3066 engines, as well as the Caterpillar 311C, 312C, 312C L and 320C excavator models. Fitment should be verified against the machine serial number and the piston dimensions before installation, particularly when several engine configurations are available within the same model series.

Fitment

• Caterpillar 3064 engine applications
• Caterpillar 3066 engine applications
• Caterpillar 311C excavators
• Caterpillar 312C excavators
• Caterpillar 312C L excavators
• Caterpillar 320C excavators

The listed equipment brand is Caterpillar. The information identifies the part for Caterpillar Engine - Machine and Caterpillar Excavator equipment categories. The piston is intended for use within the engine assembly and is fitted together with the corresponding connecting rod and related engine components.

Cross-reference numbers

297-7753 is the hyphenated presentation of the 2977753 part number supplied for this piston. No additional equipment-manufacturer or supplier cross-reference numbers are provided in the available product data.

Specifications

The supplied dimensional data records a length and height of 4.88 inches, together with metric measurements of 10.1 cm for length, width and depth. The listed weight is 2.3 lb. The product data does not specify the piston material, bore size, compression height, pin diameter, ring arrangement or whether piston rings, a wrist pin or retaining clips are included. These parameters should be checked against the engine parts specification before assembly.