Cummins Thermostat Housing Cover Gasket 3923331
Cummins Thermostat Housing Cover Gasket 3923331
Couldn't load pickup availability
Condition: Open box
The Cummins Thermostat Housing Cover Gasket - 3923331 is a genuine Cummins component designed to create a secure seal between the thermostat housing and the engine block. This Cummins thermostat housing gasket is engineered specifically for Cummins diesel engines, ensuring an exact fit that matches OEM specifications. Its primary function is to prevent coolant leaks at the housing junction while maintaining consistent contact between mating surfaces during thermal cycling.
A worn or damaged thermostat housing gasket is a common source of coolant loss, which can lead to inconsistent engine temperatures and potential overheating if left unaddressed. Installing part number 3923331 during a Cummins engine gasket replacement helps restore proper sealing integrity, allowing the cooling system to maintain the pressure needed for efficient heat regulation. This gasket is well suited for scheduled maintenance intervals as well as repair situations where the thermostat housing has been removed for inspection, cleaning, or thermostat replacement, since reusing an old gasket after disassembly often results in an imperfect seal.
This thermostat housing cover seal is best suited for fleet technicians, diesel mechanics, and Cummins engine owners who require a precise-fit replacement part for reliable cooling system performance. Because it is manufactured to match Cummins engine specifications, it eliminates the guesswork associated with generic aftermarket gaskets. For anyone performing thermostat service on a Cummins engine, this gasket offers a straightforward way to maintain proper sealing and support long-term cooling system reliability.
📦 Shipping Information
United States Orders: Shipped via Canada Post. Estimated delivery: 4–7 business days (may take up to 10 business days if border delays occur).
Canadian Orders:Orders are shipped via Chit Chats. Estimated delivery is typically 2–6 business days, depending on destination and carrier processing times.
International Orders:Shipped with Chit Chats or Canada Post, depending on service availability. Estimated delivery: 7–15 business days (varies by destination).
Returns & Refunds Policy: We offer a 30-day return window. Items must be gently used, in their original packaging and not have major signs of use/damage
Customs Duties & Import Fees: Orders shipped outside Canada may be subject to import duties, taxes, or customs fees. For U.S. orders, all duties are pre-paid and included—no extra charges at delivery.
Disclaimer: At DaveyDooDeals, our products are sourced from trusted channels, including surplus warehouses, authorized distributors, and carefully selected clearance inventories. While many items are new and unused, some are reclaimed from decommissioned equipment or overstock. Each listing clearly states the item’s condition and any known defects. In the unlikely event that a defect is missed, our 30-day return policy has you covered.
Share
