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JI CASE 4-JMA Cw Tractor Magneto Oiler 4-CYLINDER

4-jma Ji Case Model Cw Tractor Magneto 4-cylinder Dc Sc Rc D S R Oiler Hot

( Brand: Ji Case ), ( Manufacturer Part Number: 4-JMA ), ( Part Type: Magneto Case ), ( Model Year: 1940-50s ), ( Country/region Of Manufacture: United States )

Review JI CASE Model Cw Tractor Magneto 4-cylinder Dc Sc Rc Ds Oiler Hot

The JI 4-JMA CW Tractor Magneto is a crucial component in the ignition system of a 4-cylinder tractor. This magneto is specifically designed to provide reliable and efficient spark to the engine, ensuring smooth and consistent operation.

The CW designation signifies that this magneto is a center-wind type, which allows the rotor to wind in both directions, increasing the efficiency of the ignition system. The 4-cylinder application specifies that this magneto is suitable for tractors with four cylinders in their engine configuration, making it a versatile option for a wide range of agricultural machinery.

The DS oiler feature of this magneto is a significant advantage, as it ensures that the magneto stays lubricated during operation. This not only extends the lifespan of the magneto but also reduces wear and tear, leading to improved performance and fewer maintenance requirements.

The JI 4-JMA CW Tractor Magneto is constructed using high-quality materials, ensuring durability and reliability. The housing is made from a robust material that can withstand the rigors of agricultural use, while the internal components are made from precision machined parts to ensure optimal performance.

The magneto also features a conveniently located spark plug terminal, making it easy to access for maintenance and replacement. Additionally, the magneto comes with all necessary mounting hardware, making installation a straightforward process.

In summary, the JI 4-JMA CW Tractor Magneto is a high-performance and reliable ignition component for 4-cylinder tractors. Its center-wind design, DS oiler feature, and durable construction make it a top choice for farmers and agricultural professionals who demand the best from their equipment.

The JI 4-JMA CW tractor magneto is a 4-cylinder, ds oiler designed for use in various types of tractors. This magneto system provides the electrical spark required for the engine to run. Here are some potential pros and cons of buying this particular magneto:

Pros:

1. Four-cylinder design: This magneto is capable of handling larger engines with more cylinders. It can provide a reliable and consistent spark for each cylinder, ensuring optimal engine performance.

2. DS oiler: The ds oiler feature ensures that the magneto is always lubricated, extending its lifespan and reducing the need for frequent maintenance.

3. High voltage output: This magneto produces a high voltage electrical spark, which can be beneficial for engines that require a strong spark to ignite the fuel-air mixture.

4. Durable construction: The magneto is designed to be robust and long-lasting, which can save you money in the long run by reducing the need for frequent replacements.

Cons:

1. Cost: The JI 4-JMA CW tractor magneto can be more expensive than some other options on the market. This may be a consideration for those on a tight budget.

2. Installation: Installing the magneto can be a complex process that requires some technical expertise. It may be necessary to hire a professional to ensure that the magneto is installed correctly and safely.

3. Compatibility: It is important to ensure that this magneto is compatible with the specific make and model of your tractor before making a purchase. Incorrect compatibility can lead to poor performance or even engine damage.

Conclusion:

The JI 4-JMA CW tractor magneto offers several advantages, including a reliable four-cylinder design, ds oiler feature, high voltage output, and durable construction. However, it also comes with some potential drawbacks, such as a higher cost, complex installation process, and compatibility considerations. Ultimately, the decision to purchase this magneto will depend on your specific needs and circumstances. If you have a larger engine that requires a reliable spark and are willing to invest in a high-quality, long-lasting component, then the JI 4-JMA CW tractor magneto may be a good option for you. However, if you are on a tight budget or have a smaller engine, there may be more cost-effective alternatives available. It is important to carefully consider all of the pros and cons before making a purchase.

Recommendation:

If you are in the market for a new magneto for your tractor, I would recommend doing your research and considering all of the options available to you. Look for a magneto that is compatible with your specific make and model of tractor, and evaluate the pros and cons of each option based on your specific needs and circumstances. If you require a reliable and consistent spark for a larger engine, and are willing to invest in a high-quality, long-lasting component, then the JI 4-JMA CW tractor magneto could be a good option for you. However, if you are on a tight budget or have a smaller engine, you may want to consider alternative options that offer a more affordable price point. Ultimately, the key is to make an informed decision based on your specific requirements and priorities.

Details:

The pictures tell the story. You'll like it. This magneto should be ready to go work on a tractor or it could put your shelf for future project. It has no noticeable bearing wear and turns over very nicely with good magnetic pull the impulse works as it should.

It should be correct for several model's including the DC, SC, RC, D,, R, and possibly others. It has the original kill tab on it as can be seen. It puts out a hot, snapping spark on all 4 readouts that is sure to run your engine if it set up properly. It is clockwise rotation and flange mount.

The drive lugs are in excellent shape as can be seen. It is in excellent condition with no cracks, breaks, or repairs that I can see know of. This is a very nice original JI Case model 4-JMA four-cylinder magneto for tractor. It is fresh from an old collection where it lived on a shelf in retirement for several years.

I can be reached at 262 573 193 1 if you'd like to talk about it. Please do your homework to be sure it is correct for application.

part #: 4-jma price

  • $399.95

specifications vintaequip:

  • brand: Ji Case
  • mpn: 4-jma
  • part type: Magneto Case
  • model year: 1940-50s
  • country/region of manufacture: United States

offer vintaequip:

  • availability: In Stock
  • quantity: 1
  • sold: 0
  • started: March 26, 2025
  • best offers: True
  • options: Ship-to-home

shipping vintaequip:

  • carrier: USPS
  • transit: 3-9 Days
  • service: USPS Priority Mail
  • class: Expedited
  • cost: $16.00
  • type: Fixed

payments vintaequip:

  • wallet: Google-pay
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  • credit card: Discover
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general vintaequip:

  • Heavy Equipment, Parts Attachments > Heavy Equipment Parts Accessories > Antique Vintage Equipment Parts
  • condition: Used

returns vintaequip:

  • time: 14 Days
  • policy: Returns Accepted
  • method: Money back
  • paid by: Buyer

seller vintaequip:

  • rating: 100.0%
  • # reviews: 8309
  • city: Waldo, Wisconsin
part type: magneto case, model year: 1940-50s, country/region of manufacture: united states,
category: business & industrial > heavy equipment, parts attachments > heavy equipment parts accessories > antique vintage equipment parts, sku: 2918414223635611,

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1 offer $399.95 USD
  • Offer #1: $399.95 price + $16.00 shipping estimate = $415.95* total. It is clockwise rotation and turns over nicely with no noticeable bearing wear or noise. It is fresh from an old collectors estate where it lived on a shelf for many years.+$16.00 shipping

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