REGULATOR HOUSING GASKET
The PAI 331284 Regulator Housing Gasket is a precision sealing gasket for engine regulator housings on Caterpillar power units. Designed to OEM spec, it ensures leak-free performance in demanding conditions. Compatible with Caterpillar 3400, 3406E, C15, C16, C18 series engines. Available through Wofford Truck Parts, this gasket helps maintain proper regulator function and protects engine integrity.
$4.54
Specifications
The PAI 331284 (Regulator Housing Gasket) provides a reliable seal for the regulator housing on various Caterpillar engine families, preventing leaks in cooling or pressure regulation systems. It is manufactured to match OEM dimensions and material standards, making it a direct replacement for Caterpillar part 9Y2588 and CAP331284.
This gasket fits Caterpillar engines in the 3400 / 3406E / C15 / C16 / C18 series. It ensures optimal sealing under high temperature, pressure, and vibration conditions typically found in heavy-duty diesel operation. The PAI brand guarantees quality manufacturing standards, and parts are usually shipped quickly from distributors like Woodline Parts.
Using the correct regulator housing gasket helps prevent coolant or oil leakage, supports pressure stability, and ensures longevity of engine regulatory components. Always confirm the specific engine model and part number before installation.
Compatibility
Peterbilt 352 / 359 / 379 / 387 / 378 / 389 — 1980s–2016
Kenworth W900 / T800 / T600 / T2000 — 1980s–2015
Freightliner FLD / Century / Columbia / Coronado / Argosy — 1990s–2016
International / Navistar 9400 / 9200 / 9900 / ProStar — 1990s–2010s
Volvo VN / VNL (selected configs) — 2000s–2010s
Mack (selected models / vocational chassis) — 1990s–2015
Specialty / coach / RV chassis and vocational equipment — 1970s–2017
Alternative Part Numbers
9Y2588
CAT9Y2588
