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3871540 Product Overview
The 3871540 is a Cummins tune-up kit designed for engine brake systems used in 404 and 404B applications. It restores engine brake performance by replacing essential internal components and ensuring efficient operation. This 3871540 is a genuine OEM solution commonly used in heavy-duty truck engines.
3871540 Truck Part Specifications
Below are the key specifications of the 3871540.
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Part Number: 3871540
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Condition: OEM (Genuine Cummins)
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Type: Engine Brake Tune-Up Kit
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System: Engine / Brake System
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Material: OEM-grade Cummins components
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Weight: Approx. 1.5 lb
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Dimensions: 14.0 x 7.0 x 6.0 in
Compatibility & Fitment
The 3871540 is compatible with the following:
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Cummins L10 engines
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Engine brake models 404 and 404B
Always verify the part number before purchase to ensure proper fitment.
Key Features & Benefits of 3871540
The 3871540 is built to deliver reliable performance and long service life in demanding conditions.
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Durable construction: built for extended use in heavy-duty Cummins engine brake applications
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Reliable performance under heavy-duty conditions: restores consistent engine brake operation in 404 and 404B systems
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OEM-equivalent fit and function: engineered to Cummins specifications for 404 and 404B engine brake systems
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Helps restore engine brake efficiency: replaces worn internal components to recover full braking performance
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Designed for long service life: reduces the frequency of engine brake maintenance in heavy-duty fleets
3871540 Cross Reference
The 3871540 cross-reference includes the following part numbers:
Replaces:
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N/A
Interchange:
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3871540 (OEM format)
Alternate formats:
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387-1540
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387 1540
Why Choose This 3871540 Part
The 3871540 meets OEM-grade quality and is engineered for precise compatibility with Cummins engine brake systems. It is tested to ensure durability and consistent performance under demanding operating conditions. This 3871540 provides an exact match for specified applications, making it a reliable choice for mechanics and fleet operators. With dependable quality and straightforward processing, it supports efficient maintenance and long-term engine performance.
3871540 TUNE-UP KIT 404/404B 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
