In stock
Qualifies Towards Free Shipping
100% Secure Checkout
5664401 Gasket Product Overview
The 5664401 Gasket is a Cummins exhaust manifold gasket designed for heavy-duty diesel engines, including ISB and QSB series applications. It creates a secure seal between the exhaust manifold and engine block, preventing exhaust leaks and maintaining engine efficiency. This 5664401 is available as both an OEM and a high-quality aftermarket replacement, widely used in commercial trucks and industrial engine systems.
5664401 Truck Part Specifications
Below are the key specifications of the 5664401.
-
Part Number: 5664401
-
Condition: New / OEM or Aftermarket
-
Type: Exhaust Manifold Gasket
-
Material: Metal / Composite (heat-resistant)
-
System: Exhaust System
-
Weight: Approx. 0.06–0.07 lb
-
Mounting: 2 mounting holes
Compatibility & Fitment
The 5664401 is compatible with the following Cummins diesel engines used in trucks and industrial equipment.
-
Cummins B5.6 CM2670
-
Cummins B6.7 CM2670
-
Cummins ISB 5.9 / ISB6.7
-
Cummins QSB6.7 / QSB7
Compatible with exhaust manifold and turbocharger-related systems.
Always verify the part number before purchase to ensure proper fitment.
Key Features & Benefits of 5664401
The 5664401 is engineered to deliver reliable sealing performance in demanding engine environments.
-
Durable construction: heat-resistant metal and composite materials withstand high exhaust temperatures and pressure
-
Reliable performance under heavy-duty conditions: creates a secure seal between the exhaust manifold and engine block to prevent leaks
-
OEM-equivalent fit and function: matches Cummins ISB and QSB series specifications for precise sealing and direct replacement
-
Easy installation and replacement: factory-style design with 2-hole mounting requires no modification
-
Designed for long service life: supports engine efficiency and emissions control while reducing the frequency of gasket replacements
5664401 Cross Reference
The 5664401 cross-reference includes the following part numbers:
Replaces:
-
OEM Cummins 5664401
Interchange numbers:
-
5664401
-
Cummins 5664401 gasket
Alternate formats:
-
5664401 Gasket
-
5664401 Exhaust Manifold Gasket
-
5664401-Gasket
Why Choose This 5664401 Gasket Part
This 5664401 Gasket meets OEM-level standards or high-quality aftermarket specifications, ensuring dependable sealing in exhaust systems. It is designed to match exact Cummins engine requirements, delivering consistent performance under high-temperature conditions. Tested for durability and proper fitment, it is a reliable choice for mechanics, fleet operators, and maintenance professionals who require precision and long-term reliability.
5664401 GASKET,EXHAUST MANIFOLD Cummins
Cummins Inc. is an American multinational corporation that designs, manufactures, and distributes engines, filtration, and power generation products.[3] Cummins also services engines and related equipment, including fuel systems, controls, air handling, filtration, emission control, electrical power generation systems, and trucks.
Headquartered in Columbus, Indiana, Cummins sells in approximately 190 countries and territories through a network of more than 600 company-owned and independent distributors and approximately 7,200 dealers. Cummins reported a net income of $2.19 billion on sales of $23.77 billion in 2018.
Read more on Wikipedia.
- Standard delivered 4-5 Business Days
- Express delivered 2-4 Business Days
Orders are processed and delivered Monday-Friday (excluding public holidays)
Oversized: No
00049502 GAUGE BODY-2" BLK BEZEL C
0000753000 SWITCH-BATTERY DISCONNECT
0000507012 RELAY-BATTERY DISCONNECT
000001-05 MODULE ASSY-WARNING LIGHT LNG 3 POS
000-59586-0000 KIT-XMSN, SHIFT CABLE
000-39108-0000 KIT-SEAL ACTUATOR
