STANDARD MOTOR PRODUCTS 866AJ42 Ignition Condenser Smp 99A

( Brand: Standard Motor Products ), ( Manufacturer Part Number: 866AJ42 ), ( Part Type: Ignition Condenser Motor ), ( Application: Mercury Series 99a Ignition Condenser ), ( Fitment Type: Direct Replacement ), ( Warranty: 1 Year ), ( Cs-sku: 328 )

Review STANDARD MOTOR PRODUCTS Mercury Series 99a Ignition Condenser Smp fits 1939

The Standard Motor 866aj42 is an ignition condenser specifically designed for use in 1939 Mercury 99A vehicles. This essential automotive component is responsible for storing and discharging electrical energy needed to create a strong spark at the spark plugs, which in turn helps to efficiently ignite the fuel in the engine cylinders.

The 866aj42 ignition condenser is a non-electrolytic capacitor, which means it does not contain any liquid electrolyte. Instead, it uses a dielectric material, such as mica or paper, to store electrical charge. The capacitor has a rated capacity of 0.033 F (microfarads) and a voltage rating of 8,000 volts. Its dimensions are approximately 2.1 inches (53.3 mm) in length, 1.6 inches (40.6 mm) in width, and 0.8 inches (20.3 mm) in height.

The condenser is designed with a robust construction to withstand the harsh conditions of an automotive environment. The outer casing is typically made of a material like porcelain or a high-impact plastic, providing protection against moisture, vibration, and other potential hazards. The terminals are securely fastened and insulated to ensure a reliable electrical connection.

This ignition condenser is a crucial part of the ignition system in a 1939 Mercury 99A, and its proper functioning is essential for the vehicle's optimal performance and longevity. Regular maintenance, including inspecting the condenser for signs of cracks, leaks, or other damage, can help prevent potential issues and ensure the component continues to function effectively.

When purchasing a new ignition condenser for a 1939 Mercury 99A, it is important to choose an authentic and high-quality part, such as the Standard Motor 866aj42, to ensure the best possible performance and longevity for your vehicle.

Buying a standard motor 866aj42 ignition condenser for a 1939 Mercury 99a can be a considerate decision for those seeking to restore or maintain their classic vehicle. Below are some potential pros and cons to help with your decision-making process.

1. Authenticity: Using an original or OEM (original equipment manufacturer) part, such as a standard motor 866aj42, can enhance the authenticity and value of your classic car.

2. Fit and Function: OEM parts are designed specifically for your vehicle model and year, ensuring a proper fit and optimal function.

3. Long-lasting: OEM parts are often built to last longer than aftermarket alternatives, reducing the need for frequent replacements.

1. Cost: Original parts can be more expensive compared to aftermarket alternatives due to their rarity and specificity.

2. Availability: Finding an OEM ignition condenser for a 1939 Mercury 99a may require extensive searching, as these parts are no longer in production and might be hard to find.

3. Lead Time: Due to their scarcity, ordering an OEM ignition condenser may take longer to arrive compared to aftermarket options.

When deciding whether to buy a standard motor 866aj42 ignition condenser for your 1939 Mercury 99a, consider the importance of authenticity, fit, and function, as well as the potential challenges regarding cost, availability, and lead time. Ultimately, the choice depends on your priorities, budget, and personal preferences.

If you prioritize authenticity and optimal performance, an OEM ignition condenser may be the best choice, despite the increased cost and potential difficulties in sourcing one. However, if you are looking for a more cost-effective and readily available alternative, an aftermarket part may be a suitable option. Ultimately, it is essential to weigh the pros and cons and make an informed decision based on your unique situation.

To ensure the best possible outcome, I recommend thoroughly researching your options, comparing prices from various suppliers, and considering the importance of authenticity, fit, and function in your decision-making process. If you opt for an OEM part, I suggest reaching out to trusted classic car part suppliers, restorers, or forums for assistance in locating one. If an aftermarket part is your preferred choice, be sure to select a reputable supplier and verify that the part is compatible with your specific vehicle model and year.

Details:

Document For 1939 Mercury Series 99A Ignition Condenser SMP:: Brand: Standard Ignition, Warranty: 12 Month Warranty, Part Type: Condenser. Distributor Condenser. They may even discontinue an item and replace it with updated version. Dist Condenser.

We source our pictures directly from the manufacturer and may not immediately receive updated photos if changes are made. Important: Please Review Fitment Notes to Ensure Proper Fit. Consequently, the picture displayed may not always reflect most recent changes, though this occurs rarely.

part #: 866aj42 price

• $24.39

specifications ignitiosyste:

• for makes: Mercury
• for years: 1939
• brand: Standard Motor Products
• mpn: 866aj42
• part type: Ignition Condenser Motor
• application: Mercury Series 99a Ignition Condenser
• fitment type: Direct Replacement
• warranty: 1 Year
• cs-sku: 328

offer ignitiosyste:

• quantity: 2
• started: November 13, 2025
• sold: 0
• options: Ship-to-home
• availability: In Stock

general ignitiosyste:

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

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

shipping ignitiosyste:

• transit: 2-6 Days
• type: Fixed
• service: Standard
• cost: $0.00
• class: Standard

seller ignitiosyste:

• # reviews: 32923
• rating: 99.5%
• city: Phoenix, Arizona

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