Moroso 51545 Ultra Spark Plug Wire Set for Big Block Chevy

The Moroso 51545 Ultra Spark Plug Wire Set is designed for Big Block Chevy applications requiring an under-the-header configuration. This kit features 8 mm wires with spiral core construction and black sleeving for a clean, organized appearance.

Each wire is equipped with a 135-degree plug boot and an HEI-style terminal. The under-the-header design helps position the plug wires for the specified application, while the sleeved construction provides a finished look within the engine compartment.

Built as a complete spark plug wire set, the Moroso Ultra kit combines the listed spiral core construction, 8 mm wire size, black finish, and application-specific boot and terminal configuration. Refer to the vehicle and engine requirements to confirm suitability before installation.

Features:

• Brand: Moroso
• Part Number: 51545
• Wire Type: Spiral core
• Wire Size: 8 mm
• Configuration: Under the header
• Application: Big Block Chevy
• Sleeving: Black
• Plug Boots: 135-degree
• Terminal Style: HEI