Description
High-RPM racing demands ignition components that won’t fail under extreme heat and cylinder pressures. MSD’s 115-degree spark plug boots are engineered with a proprietary rubber compound to resist thermal degradation and prevent spark loss—critical for maintaining consistent combustion and peak performance lap after lap. Whether you’re running a naturally aspirated engine or forced induction setup, this complete eight-boot kit ensures reliable spark delivery across your entire ignition system.
- Angle: 115 degrees
- Wire diameter: 8.5mm
- Quantity: 8 boots
- Color: Red
- Material: Proprietary heat-resistant rubber
- Temperature rating: High-heat resistant
- Design: Professional racing-grade
- Fitment: Universal (wire-on boots)
- Installation: Bolt-on/slip-on






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