Sierra 18-5752 Universal 8mm Spark Plug Boot

The Sierra 18-5752 Universal Spark Plug Boot is a high-quality marine ignition component designed specifically for outboard motor applications. This 8mm spark plug boot features a 90-degree angle design for tight engine compartments and improved wire routing.

Key Features:

• 8mm diameter fits standard marine spark plug wires
• 90-degree boot design for tight clearance installations
• Universal fit works with most marine outboard applications
• Waterproof and heat-resistant construction for reliable performance in harsh marine environments
• Meets or exceeds OEM specifications for quality and durability

OEM Cross-References: Replaces Mallory 9-28123 and Chris-Craft 580339. Commonly used on Yamaha outboard motors and other marine engines requiring 8mm spark plug boots.

Sierra Marine products are engineered to withstand high horsepower engine demands and the corrosive marine environment, backed by over 50 years of marine parts manufacturing expertise.