UF391T STANDARD MOTOR PRODUCTS Distributorless Coil

Review STANDARD MOTOR PRODUCTS Distributorless Coil

The Standard Motor UF391T distributorless coil is a crucial component in the ignition system of certain automobiles. This coil is designed to provide high-voltage sparks for the spark plugs in a distributorless ignition system.

The UF391T distributorless coil features a compact and robust design, with a sleek, black housing that measures approximately 3.9 inches in length, 2.5 inches in width, and 1.3 inches in height. Weighing in at around 14.4 ounces, this coil is lightweight yet sturdy enough to withstand the rigors of continuous operation in a vehicle's engine bay.

The primary function of this coil is to convert the relatively low voltage from the vehicle's electrical system into the high voltage required to create a spark in the spark plugs. It achieves this through a process called induction, where an alternating current is passed through a primary winding, which in turn creates a magnetic field. When the current is interrupted, the magnetic field collapses, inducing a high voltage in the secondary winding. This high voltage is then delivered to the spark plugs to create the spark needed to ignite the air-fuel mixture in the engine cylinders.

The UF391T distributorless coil is engineered to meet or exceed OEM specifications for reliable performance and longevity. It is designed to operate efficiently in a broad temperature range, ensuring consistent ignition performance in various driving conditions. Additionally, it is engineered to minimize electrical noise and interference, ensuring a clean and stable ignition system.

This coil comes with two terminals, one for the primary power source and the other for the secondary high voltage output. The terminals are securely fastened to the housing and are easily accessible for connection to the vehicle's wiring harness. The wiring harness connections are color-coded for convenience, making installation a straightforward process.

In conclusion, the Standard Motor UF391T distributorless coil is an essential ignition system component that provides high-voltage sparks for the spark plugs in a distributorless ignition system. Its compact, robust design, efficient performance, and ease of installation make it an ideal choice for automotive applications.

Buying a distributorless coil, specifically the UF391T model, for your standard motor has its own set of advantages and disadvantages. Let's examine each in detail:

1. Elimination of the distributor: The most significant advantage of a distributorless coil is the elimination of the distributor. This simplifies the ignition system and reduces the number of moving parts, leading to improved reliability and longevity.

2. Faster ignition: Since the distributorless coil delivers spark directly to the spark plugs, the ignition process is faster compared to conventional distributor-based systems. This can lead to improved engine performance and fuel efficiency.

3. Quieter operation: The absence of the distributor also results in a quieter engine operation since there are fewer moving parts.

4. Easier installation: Installing a distributorless coil is generally easier than installing a conventional distributor-based ignition system since there are fewer components involved.

1. Limited compatibility: Not all engines are compatible with distributorless coils. You need to ensure that your engine is compatible with this type of ignition system before making a purchase.

2. Higher upfront cost: Distributorless coils can be more expensive than conventional distributor-based ignition systems upfront. However, the long-term cost savings due to reduced maintenance and improved reliability may offset this initial investment.

3. Limited availability: Distributorless coils may not be as readily available as conventional distributor-based ignition components. This could make it more difficult to find a replacement if needed.

The decision to buy a distributorless coil for your standard motor depends on several factors, including engine compatibility, upfront cost, and availability. If your engine is compatible, and you're willing to pay a higher upfront cost and accept potential availability issues, then the benefits of a distributorless coil, such as improved reliability, faster ignition, and quieter operation, may outweigh the disadvantages.

If you're confident that your engine is compatible with a distributorless coil and you're willing to accept the potential challenges with availability and upfront cost, then buying a distributorless coil (UF391T or otherwise) for your standard motor could be a worthwhile investment. However, if you're unsure about engine compatibility, or if the upfront cost and availability concerns are significant, it may be worth considering a conventional distributor-based ignition system instead. Always consult with a qualified mechanic or automotive parts expert for advice specific to your situation.

Details:

Direct-fit replacement for ease of installation. Ignition coil. All accessories hardware. Coil included:yes, type:electronic, wire included:no, color:black, connector gender:female, quantity:1, shape:oval, contents:includes instruction sheet, grease pack:no, ignition type:distributorless, mount type:bolt on, mounting bracket hardware hole quantity:4, position:valve cover, oil filled:no, terminal gender:male, type:pin, voltage :12.

Standard motor products UF391T distributorless coil: coil. Tested for performance and reliability. Original packaging.

High-quality materials ensure durability. Muralist: c1492. Master pro ignition: 2-50111. Features: as a global manufacturer, we maintain complete quality control throughout the manufacturing process.

Placing an order outside the us is easy.

specifications ignitioncomp:

• brand: Standard Motor Products
• mpn: Uf391t
• part type: Coil Motor

general ignitioncomp:

• category: Auto Parts > Car Truck Accessories > Ignition Systems Components

returns ignitioncomp:

• paid by: seller
• time: 30 days
• policy: returns accepted

offer ignitioncomp:

• sold #: 12
• options: ship-to-home
• started: november 1, 2025
• availability: in stock
• quantity: 10

shipping ignitioncomp:

• class: Standard
• service: Standard
• transit: 4-7 days
• type: fixed

seller ignitioncomp:

• rating: 99.1%
• city: miami, florida
• # reviews: 128036

payments ignitioncomp:

• credit card: mastercard
• wallet: google-pay
• other