
011948 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $13.54 | Condition is Good, Jacobs Engine Jake Brake Model 404 Cummins 10 Litre Installation Manual, shipping cost = $4.47 | 99.7% |
![]() | $80.89 | Condition is Good, Jacobs Engine Jake Brake Model 404 Cummins 10 Litre Installation & Parts Manual, FREE SHIPPING | ![]() |

The Jacobs Jake Brake 011948 is an engine brake specifically designed for use with Cummins 10-liter engines, model number 404. This engine brake is a manual type, which means it does not require any external power source to operate.
The Jake Brake functions by utilizing the engine's compression stroke to create a force that slows down the vehicle during downshifting or when going downhill. This results in improved vehicle control and reduced wear on the service brakes. It also provides a significant boost in power output during acceleration.
The 011948 Jake Brake is a high-quality product, manufactured by Jacobs Vehicle Systems, a leading supplier of engine brakes and other vehicle emission control technologies. The brake is designed to be durable and long-lasting, with a robust construction that can withstand the demands of heavy-duty commercial vehicles.
The Jake Brake is installed between the engine and the transmission, and is operated manually using a lever located on the dash or near the gear shift. When the lever is pulled, the engine brake engages, providing a powerful deceleration force. When the lever is released, the engine brake disengages, allowing the vehicle to continue accelerating.
The 011948 Jake Brake is compatible with a wide range of applications, including on-highway trucks, off-highway equipment, and industrial applications. It is designed to meet the stringent emission standards set by the Environmental Protection Agency (EPA) and the European Union (EU), making it an ideal choice for operators who prioritize both performance and environmental sustainability.
In summary, the Jacobs Jake Brake 011948 is a high-performance, manually-operated engine brake specifically designed for use with Cummins 10-liter engines, model number 404. It provides improved vehicle control during deceleration, reduces wear on the service brakes, and offers a significant boost in power output during acceleration. With its robust construction and compatibility with a wide range of applications, the 011948 Jake Brake is a reliable and effective solution for operators seeking to optimize the performance of their heavy-duty vehicles.
The Jacob's Jake Brake 011948 is a compressor-based engine brake designed specifically for the Cummins ISX and ISM 10-liter engines. Here are some potential pros and cons of purchasing this engine brake:
Pros:1. Improved Fuel Economy: Using an engine brake instead of relying solely on the service brakes can help reduce fuel consumption by allowing the driver to maintain a consistent cruising speed.
2. Reduced Brake Wear: Engine braking can help reduce the wear and tear on the service brakes, which can save on maintenance and repair costs over time.
3. Improved Safety: Engine braking can help improve safety by allowing the driver to slow down more gradually and maintain better control of the vehicle, especially when descending steep grades or towing heavy loads.
4. Durable Design: The Jacob's Jake Brake is built to be robust and durable, with a heavy-duty design that can withstand the rigors of commercial trucking applications.
Cons:1. Cost: Engine brakes can be a significant investment, especially for commercial trucking applications. The cost of the Jake Brake itself, as well as the installation and any necessary modifications to the engine, can add up quickly.
2. Complexity: Installing and integrating an engine brake into a commercial truck can be a complex process, requiring specialized knowledge and expertise. This can add to the overall cost and time involved in the purchase and installation.
3. Maintenance: Engine brakes require regular maintenance to ensure they continue to function properly. This can include periodic inspections, oil changes, and other routine maintenance tasks.
4. Weight: The addition of an engine brake can add weight to the vehicle, which can impact fuel economy and overall performance.
Conclusion:The Jacob's Jake Brake 011948 can offer significant benefits for commercial trucking applications, including improved fuel economy, reduced brake wear, improved safety, and a durable design. However, the investment required to purchase and install the brake, as well as the ongoing maintenance costs, can be significant. Ultimately, the decision to purchase an engine brake like the Jacob's Jake Brake 011948 will depend on the specific needs and budget of the commercial trucking operation. If fuel economy, safety, and reduced brake wear are top priorities, then the investment in an engine brake may be worthwhile. However, if cost and weight are major considerations, then other options may be more suitable.
Recommendation:If you are a commercial trucking operator considering the purchase of an engine brake for your Cummins ISX or ISM 10-liter engine, it is recommended that you carefully evaluate the specific benefits and costs associated with the Jacob's Jake Brake 011948. Consider factors such as fuel economy, safety, maintenance costs, and the overall impact on the vehicle's performance and weight. Consult with a qualified diesel mechanic or engine specialist to help you make an informed decision based on your unique needs and budget.
Details:
The Jacobs engine Jake Brake model 404 cummins 10 litre installation manual is a comprehensive guide specifically designed for the installation of system on litre engine.
specifications heavymanualbooks:
- brand: Jacobs Jake Brake
- mpn: 011948
- part type: Engine Manual
- model year: 1982
- compatible equipment type: Brake Engine For Cummins 10 Liter
- compatible equipment make: Jacobs Engine Brake
- country/region of manufacture: United States
returns heavymanualbooks:
- paid by: buyer
- time: 14 days
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- policy: returns accepted
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- options: ship-to-home
- in stock #: 2
- availability: in stock
- started: september 26, 2025
- prices: $13.54–$80.89
- item condition: Good
- sold #: 13
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general heavymanualbooks:
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