MALLORY 25-S1-482 Distributor Shaft

( Brand: Mallory ), ( Manufacturer Part Number: 25-S1-482 ), ( Type: Distributor )

Review MALLORY Distributor Shaft

The Mallory 25-S1-482 distributor shaft is a crucial component in the ignition system of various engines, particularly those found in automobiles. This part is specifically designed for distributors that utilize a rotating mechanical contact to transmit electrical energy from the ignition coil to the spark plugs.

The Mallory 25-S1-482 distributor shaft is manufactured from high-quality materials, ensuring both durability and reliability. It features a robust, polished shaft that is capable of withstanding the rigors of continuous operation. The shaft is also equipped with a precision-machined, hardened steel distributor gear that securely engages with the flywheel or crankshaft pulley, ensuring smooth and consistent rotational motion.

The Mallory 25-S1-482 distributor shaft comes with a set of three vacuum advance weights, designed to optimize engine performance by advancing the ignition timing under vacuum conditions. These weights are adjustable, allowing users to fine-tune the ignition timing to match the specific requirements of their engine and driving conditions.

This distributor shaft is suitable for various applications, including but not limited to, small block Chevrolet engines, Ford V8 engines, and many other similar engine configurations. It is important to note that it is crucial to confirm the compatibility of this part with your specific engine model and year before installation to ensure proper fitment and optimal performance.

The Mallory 25-S1-482 distributor shaft is shipped complete with all necessary hardware for installation, including the distributor cap, rotor, and any required gaskets. Installing this part is typically a straightforward process, but it is recommended to consult the vehicle's service manual for specific instructions and safety precautions.

In summary, the Mallory 25-S1-482 distributor shaft is an essential component in the ignition system of various engines, designed for durability, reliability, and optimized engine performance. It is manufactured from high-quality materials, features a robust shaft and precision-machined distributor gear, and comes with adjustable vacuum advance weights. It is suitable for various engine applications and is shipped complete with all necessary hardware for installation.

Pros and Cons of Buying a Mallory 25-S1-482 Distributor Shaft

The Mallory 25-S1-482 distributor shaft is a critical component in the ignition system of certain vehicles. Replacing a faulty or worn-out distributor shaft can help improve engine performance and prevent potential damage. Here are some pros and cons to consider before making a purchase.

1. Improved Engine Performance: A new distributor shaft can help improve engine performance by ensuring consistent spark delivery to the cylinders.

2. Reliability: A new distributor shaft can increase the reliability of your vehicle's ignition system, reducing the chances of misfires and other related issues.

3. Cost-Effective: Compared to other potential repairs, replacing a distributor shaft is often a cost-effective solution for improving engine performance.

4. Availability: The Mallory 25-S1-482 distributor shaft is widely available from various automotive parts retailers, both online and in-store.

1. Labor Costs: Installing a new distributor shaft can be a complex process that requires specialized tools and knowledge, which can result in significant labor costs.

2. Time-Consuming: Replacing a distributor shaft can be a time-consuming process, especially if you are not experienced in performing automotive repairs.

3. Potential for Damage: During the replacement process, there is a risk of damaging other components in the engine or ignition system, which could result in additional repair costs.

In conclusion, the decision to buy a Mallory 25-S1-482 distributor shaft depends on several factors, including the condition of your vehicle, your budget, and your comfort level with performing automotive repairs. While replacing a distributor shaft can offer several benefits, it also comes with some drawbacks, such as labor costs, time, and potential for damage.

If you are experiencing issues with your vehicle's engine performance and suspect that the distributor shaft may be the culprit, it may be worth considering a replacement. Alternatively, if you are not comfortable performing the repair yourself, you may want to consider taking your vehicle to a professional mechanic for an assessment. Ultimately, the decision is yours, and we hope that this information helps you make an informed choice.

If you decide to proceed with purchasing a Mallory 25-S1-482 distributor shaft, we recommend doing your research to ensure that you are getting a high-quality product from a reputable seller. Additionally, consider setting aside a budget for labor costs and allowing yourself enough time to complete the repair process, whether you choose to do it yourself or hire a professional.

Details:

part #: 25s1482 price

• $34.00

specifications disripa:

• brand: Mallory
• mpn: 25-s1-482
• type: Distributor

returns disripa:

• policy: No Returns

offer disripa:

• availability: In Stock
• options: Ship-to-home
• started: July 21, 2025
• sold: 0
• quantity: 1

shipping disripa:

• type: Fixed
• service: USPS Ground Advantage
• carrier: USPS
• transit: 3-7 Days
• cost: $8.00
• class: Standard

seller disripa:

• # reviews: 15986
• rating: 99.2%
• city: Lansing, Michigan

general disripa:

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

payments disripa:

• credit card: Diners-club
• wallet: Paypal
• other

Mallory 25-S1-482 Is Similar To:

• 10678 Mallory Original Chevrolet Distributor Assembly Cylinder (43.3% similar) Unit looks to complete. It is made by Mallory, numbers on tag 10678, model r, type 66 a, dual point. Location turns freely, tagged as working. My research shows it fitting the following. Rotor will need to be replaced. I found this vintage distributor on a shelf in my barn that have had for decades ...(November 25th, 2018)
• 1248204 Mallory Distributor Max-fire Magnetic (57.5% similar) Purchased for a small block Chevy. Put the unit in car but did not like how it looked. Never used Mallory electronic distributor. I was trying to keep the car looking original but modernize. Have all the wires, cables, CD, instructions, etc...(July 18th, 2017)
• 1248214 Mallory Max-fire Distributor (59.2% similar) This is new in open box. Mallory max-fire distributor...(July 3rd, 2017)
• 208m Mallory Distributor Cap 769105009164 (55.3% similar) More links or can go here. Stay tuned as we bring Mallory ignition and distributor lines back...(September 19th, 2017)
• 209m Mallory Distributor Cap 769105009188 (55.3% similar) Stay tuned as we bring Mallory ignition and distributor lines back. Distributor cap distributor for series distributors socket 8 cylinder red features:constructed of top quality material polyester glass filled durability designed to fit long lasting performance brass terminals easy install limited 1...(October 24th, 2017)
• 221 Mallory Distributor Cap 769105009362 (56% similar) Mallory has been a leading manufacturer of automotive products for nearly 90 years. Stay tuned as we bring Mallory ignition and distributor lines back...(June 25th, 2018)
• 221b Mallory Marine Distributor Cap 769105009386 (53% similar) Replaces the original equipment and is impact resistant. Mallory has been a leading manufacturer of automotive products for nearly 90 years. Stay tuned as we bring Mallory ignition and distributor lines back. Item specifics: brand: part number: 221B type: distributor cap weight. Shipping charge ...(October 13th, 2018)
• 2248204 Mallory Ignition Electronic Distributor Chevy (50% similar) A 3 bar map sensor provides adjustable boost-proportional retard and can handle up to 30 lb. E-fire distributors are built tough, too their CBC-machined billet construction and weatherproof terminals on the pre terminated wiring harness ensure worry-free operation. E-fire distributors feature full ...(March 15th, 2018)
• 225 Mallory Distributor Cap 769105009478 (56% similar) Electrical or electronic components are also void if they have been connected opened. In-stock items can ship from multiple locations. Stay tuned as we bring Mallory ignition and distributor lines back. Virgin islands. Gov features:constructed of top quality material long lasting performance ...(December 5th, 2018)
• 226 Mallory Distributor Cap 769105009508 (56% similar) Mallory has been a leading manufacturer of automotive products for nearly 90 years. Stay tuned as we bring Mallory ignition and distributor lines back. This bike pictured named payback is for sale and our latest in extreme model, signature series medium-taller rider. Gov features:constructed of top ...(November 3rd, 2018)
• 2332001 Mallory Dual Point Distributor Mg Healey Etc (52.9% similar) As removed from a 1952 mg TD.as pictured...(March 23rd, 2018)