NGK 49021 Ignition Coil

Overview of NGK COP (Pencil Type) Ignition Coil 49021

The NGK COP (Pencil Type) Ignition Coil 49021 is designed for reliable ignition performance in select BMW models. This 12-volt ignition coil supports distributorless ignition systems, providing consistent spark delivery for efficient engine operation.

• Voltage: 12V
• Ignition Type: Distributorless
• Coil Type: COP (Pencil Type)
• Oil Filled: No
• Terminal Type: Blade
• Terminal Quantity: 3
• Connector Gender: Female
• Terminal Gender: Male
• Mounting Bracket Included: No
• Part Number: U5058
• Stock Number: 49021

About the NGK COP (Pencil Type) Ignition Coil Product Line

The NGK COP (Pencil Type) Ignition Coil line is engineered to meet the specific demands of distributorless ignition systems. These pencil-type coils are designed to fit directly onto the spark plug, eliminating the need for spark plug wires and improving ignition efficiency. The design supports precise spark timing and reduces energy loss, which is critical for maintaining optimal engine performance in vehicles like the BMW 325i and 525xi.

Detailed Product Description

This NGK ignition coil operates at 12 volts and is compatible with distributorless ignition systems, commonly found in modern BMW engines. The pencil-type coil design allows for direct installation onto the spark plug, simplifying the ignition system and enhancing reliability. Featuring blade-type terminals with three connections, the coil ensures secure electrical contact. The female connector and male terminal configuration facilitate proper fitment and connection integrity. This coil is not oil filled, which can contribute to a lighter and more compact design. Note that this part does not include a mounting bracket, so installation will require using the vehicle’s existing mounting hardware.

Compatible Vehicles and Common Applications

• Compatible with BMW 325i models requiring a distributorless ignition coil
• Compatible with BMW 525xi models designed for pencil-type ignition coils
• Used to replace faulty or worn ignition coils causing misfires or poor engine performance
• Addresses ignition issues such as rough idling, engine hesitation, and reduced fuel efficiency
• Suitable for maintenance or repair of ignition systems in specified BMW models

Installation Notes and Tips

• Ensure the ignition system is distributorless before installation
• Verify the part number 49021 matches the vehicle’s OEM specifications
• Handle the coil carefully to avoid damage to terminals and connectors
• Use existing mounting brackets as this coil does not include one
• Check for secure electrical connections to prevent ignition faults

Quality Assurance and Warranty

NGK ignition coils are manufactured to meet strict quality standards for durability and performance. The NGK COP (Pencil Type) Ignition Coil 49021 undergoes rigorous testing to ensure reliable operation in compatible BMW vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.