1845494 Guide-Valve Exh Fits Caterpillar Models

One New Aftermarket Replacement Exhaust Valve Guide for Caterpillar (Cat) 3500 Series Gas Engines

This exhaust valve guide (Guide-Valve Exh) is a precision cylinder head component used in Caterpillar 3500 Series large-bore gas and generator set engines. The valve guide controls exhaust valve stem movement, maintaining alignment and sealing within the cylinder head to ensure proper combustion and reduce wear. Replaces OEM Caterpillar part number 1845494 (also formatted as 184-5494).

Compatible Models

Caterpillar 3500 Series Gas Engines and Generator Sets: G3508, G3512, G3512E, G3516, G3516B, G3516C, G3516E, G3516H, G3520B, G3520C, G3520E, PMG3516

Replaces Part Number(s):

1845494, 184-5494

Aftermarket Interchange Numbers

9Y6882, M-1845494

New aftermarket replacement part - not remanufactured, not used.