Indmar LS7/LSA Spark Plug - OEM Double Platinum 0.040" Gap

Restore like-new ignition performance with the genuine OEM spark plug specified for Indmar engines based on the Chevrolet LS7/LSA platform. This is the same plug installed at the factory, engineered to match the engine’s combustion characteristics for consistent starts, smooth idle, and dependable power.

• OEM fitment: Factory-correct spark plug for Indmar LS7/LSA applications (Chevrolet LS7/LSA)
• Electrode design: Fine-wire double platinum pads on both electrodes for strong, consistent spark
• Durability: High melting point construction provides excellent resistance to erosion and wear
• Performance matched: Designed to support optimum engine performance when properly gapped and installed

Installation note: Always check the gap before installing. Recommended spark plug gap is 0.040 in (1.02 mm).

Ideal for routine service, seasonal maintenance, and summer prep—use this Indmar OEM spark plug to maintain reliable ignition and factory-level performance.