2S1541 Orifice Fits Caterpillar Models

One New Aftermarket Replacement Piston Cooling Jet Orifice for Caterpillar (Cat) Equipment

This aftermarket replacement piston cooling jet orifice (also cataloged as a fluid restrictor for engine oil lines) fits the Caterpillar 3304 engine family and the wide range of Cat machines powered by it. The orifice directs pressurized oil from the engine oil gallery onto the underside of the pistons to manage heat and prevent overheating during operation.

Compatible Models

Caterpillar Articulated Trucks: D250E, D250E II, D300E, D300E II

Caterpillar Challenger: 65C

Caterpillar Engines (Machine/Industrial/Marine/Gas/Gen Set): 3304, 3304B, 3306, 3306B, G3304, G3304B, G3306, G3306B, G3408, G3408B, G3408C, G3412, G3412C, D330B, D333A, D336

Caterpillar Excavators: 215, 235, 235B, 235C, 330, 330 L, 330B, 330B L, 350

Caterpillar Landfill Compactor: 816F

Caterpillar Load Haul Dump: R1300, R1300G

Caterpillar Motor Graders: 120B, 120G, 12E, 12G, 12H, 12H ES, 12H NA, 130G, 140B, 140G, 140H, 140H ES, 140H NA, 143H, 14G, 14H NA, 160G, 160H, 160H ES, 160H NA, 163H NA

Caterpillar Pipelayer: 572R

Caterpillar Soil Compactors: 815B, 815F

Caterpillar Track Loaders: 941, 951B, 955L, 963, 973, 973C, 977K

Caterpillar Track Skidders: 517, 527, D4HTSK III, D5HTSK II

Caterpillar Track-Type Tractors: D4D, D4E, D4E SR, D4H, D4H XL, D5B, D5E, D5H, D5H XL, D6C, D6D, D6E, D6E SR, D6G SR, D6G2 LGP, D6G2 XL, D6H, D6H XL, D6H XR, D6R, D7F, D7G, D7G2, D7H

Replaces Part Number(s):

2S1541, 2S-1541

New aftermarket replacement part - not remanufactured, not used.