4W3027 Breather Fits Caterpillar 3508 Engine (4W-3027)

One New Aftermarket Replacement Crankcase Breather Assembly Fits Caterpillar (Fits CAT) Engines

This aftermarket replacement crankcase breather assembly (4W-3027 / 4W3027) vents combustion gases from the crankcase and filters the oil, water, and gas vapors produced after combustion, protecting the engine crankcase and intake manifold system. It is a steel-construction assembly serving Fits Caterpillar's large-displacement industrial, marine, generator set, mining, and off-highway engine families.

Compatible Models

Fits Caterpillar Engine Models: 3116, 3126, 3208, 3412E, 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 3524B, 3606, 3608, 3612, 3616, 3618, C27, C32, C280-6, C280-8, C280-12, C280-16

Fits Caterpillar Generator Set Models: 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, SR4, SR4B, SR4BHV

Fits Caterpillar Gas Engine Models: G3508, G3508B, G3512, G3512B, G3516, G3516B, G3606, G3606B, G3608, G3612, G3616

Fits Caterpillar Mining Excavator Models: 5130, 5130B, 5230, 5230B

Fits Caterpillar Off-Highway Truck Models: 773F, 773G, 775G, 776B, 776C, 776D, 777, 777B, 777C, 777D, 777E, 777F, 777G, 784B, 784C, 785, 785B, 785C, 785D, 789, 789B, 789C, 789D, 793B, 793C, 793D

Fits Caterpillar Track-Type Tractor Models: D10T2, D11N, D11R, D11T

Fits Caterpillar Petroleum / Power Module Models: 3508B, 3508C, 3512B, 3512C, 3516C, C27, C32, PM3508, PM3512, PM3516, XQC1200, XQC1600, TH48-E70, TH48-E80

Fits Caterpillar Underground Articulated Truck Models: AD55B, AD60, AD63

Fits Caterpillar Locomotive Engine Models: 3508, 3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C

Replaces Part Number(s):

4W3027, 4W-3027

Aftermarket Interchange Numbers

HYM40-0200, 4W3027-A, 4W-3027-A

New aftermarket replacement part - not remanufactured, not used.