CAT DG-440 Distributor Gear Big Block Shaft 484

( Brand: Cat ), ( Manufacturer Part Number: DG-440 ), ( Type: Distributor Gear ), ( Oe/oem Part Number: Tech Line 440-502-7256 ), ( Items Included: Roll Pin ), ( Material: Bronze ), ( Vintage Part: No )

Review CAT Bronze Distributor Gear Mopar Big Block 484 Inch Shaft

The DG-440 distributor gear is a crucial component in the ignition system of Mopar Big Block 484 engines, specifically those found in Chrysler, Dodge, and Plymouth vehicles. This part is essential for proper engine function, as it transfers rotational energy from the camshaft to the distributor, enabling the spark plugs to be fired in the correct sequence.

The DG-440 distributor gear is manufactured to exacting standards, ensuring a perfect fit and reliable performance. Its robust design is made possible by its high-quality materials, which include a durable cast iron construction. This material not only provides superior strength but also allows the gear to effectively dissipate heat, reducing the risk of thermal damage and ensuring long-lasting performance.

One of the most notable features of the DG-440 distributor gear is its precision machining. Each tooth on the gear is meticulously crafted to ensure accurate engagement with the distributor shaft, while the gear's surface is finished to provide a smooth, frictionless operation. This attention to detail ensures that the ignition system operates at peak efficiency, delivering consistent and reliable power to the engine.

Additionally, the DG-440 distributor gear comes with a new distributor shaft, ensuring a complete and functional replacement for your Big Block 484 engine. The shaft is also made of high-quality materials, featuring a hardened steel construction to provide superior strength and durability.

In summary, the DG-440 distributor gear and shaft are essential components for the ignition system of Mopar Big Block 484 engines. Their robust design, precise machining, and high-quality materials ensure reliable and consistent performance, making them an excellent choice for those seeking to maintain or restore their classic Chrysler, Dodge, or Plymouth vehicle.

The Mopar Big Block 484 shaft for a Cat DG-440 distributor gear is an essential component in the ignition system of these engines. Here are some pros and cons to consider before making a purchase:

1. High-quality Mopar part: Mopar is a reputable brand known for manufacturing durable and reliable automotive parts. This distributor gear shaft is no exception.

2. Proper fitment: As this is a direct OEM replacement part, it ensures a perfect fit and function in the engine.

3. Improved engine performance: A worn or faulty distributor gear shaft can lead to misfires and poor engine performance. Replacing it with a new one can help improve the overall performance of the engine.

4. Long-lasting: Mopar parts are known for their durability, and this distributor gear shaft is no exception. It can help reduce the need for frequent replacements.

1. Cost: Mopar parts can be more expensive compared to aftermarket alternatives. This distributor gear shaft may be more costly than some aftermarket options.

2. Availability: Depending on the location and availability, it may take some time to source and receive this part.

The Cat DG-440 distributor gear shaft by Mopar is a high-quality part that ensures proper fitment and function in the engine. It can help improve engine performance and durability, but it comes with a higher cost compared to some aftermarket alternatives. Ultimately, the decision to buy this part depends on the priority placed on having a genuine OEM replacement and the budget allocated for the purchase.

If a perfect fitment and the peace of mind that comes with an OEM Mopar part are priorities, it is recommended to purchase the Cat DG-440 distributor gear shaft by Mopar. However, if budget is a concern, it may be worth considering aftermarket alternatives while still ensuring proper fitment and function.

Details:

Distributor Gear Material:Aluminum/Bronze, Drilling required: No, Roll Pin Included:Yes, Quantity:Sold individually. Cat Bronze Distributor Gears. Fits Mopar B and RB Big Block V8's. A stock cast iron gear is not compatible with a steel camshaft and can cause serious damage.

They feature a high-strength tooth design that resists wear, even when used with high-pressure oil pumps. These bronze gears are machined from AMPCO-45 extruded aluminum with 5 percent nickel. Don't ruin your new steel roller cam by running the wrong distributor gear. Install one of these quality bronze distributor gears from Cat.

specifications disripa:

• for makes: Mopar
• brand: Cat
• mpn: Dg-440
• type: Distributor Gear
• oe/oem part number: Tech Line 440-502-7256
• items included: Roll Pin
• material: Bronze
• vintage part: No

seller disripa:

• city: Wellington, Ohio
• # reviews: 22891
• rating: 99.9%

shipping disripa:

• transit: 4-8 Days
• cost: $9.50
• service: USPS Ground Advantage
• carrier: USPS
• type: Calculated
• class: Standard

payments disripa:

• wallet: Google-pay
• credit card: Visa
• other

returns disripa:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

offer disripa:

• quantity: 2
• sold: 0
• started: September 11, 2025
• options: Ship-to-home
• availability: In Stock

general disripa:

• condition: New
• Car Truck Parts Accessories > Ignition Systems Components > Distributors

Cat DG-440 Is Similar To:

• Cat Dg-318 Bronze Distributor Gear Mopar Small Block 484 Inch Shaft (89.4% similar) Don't ruin your new steel roller cam by running the wrong distributor gear. Fits mopar small block V8'S. A stock cast iron gear is not compatible with a steel camshaft and can cause serious damage. They feature a high-strength tooth design that resists wear, even when used with high-pressure oil ...(September 11th, 2025)