Moroso 51025 Ultra Series Spark Plug Wires Small Block Chevy Over Valve Cover

The Moroso 51025 Ultra Series spark plug wires are engineered specifically for small block Chevrolet engines with over valve cover routing configurations. These high-performance ignition wires feature 90-degree spark plug boot ends and are designed to connect directly to HEI (High Energy Ignition) distributors.

Key Features:

• Ultra Series construction with low-resistance conductor for maximum spark energy delivery
• Black sleeving provides a clean, race-inspired appearance under the hood
• 90-degree spark plug boots minimize clearance issues and prevent wire damage
• Over valve cover routing keeps wires organized and away from exhaust headers
• HEI distributor compatible with proper terminal ends included
• Suppression core design reduces electromagnetic interference (EMI)
• High-temperature silicone jacket resists heat, oil, and chemicals

These spark plug wires are ideal for street performance and racing applications where reliable ignition delivery and clean wire management are essential. The ultra-low resistance design ensures consistent spark energy reaches each cylinder for improved throttle response and engine performance.