Thunderbolt Glow Plug - Standard Long Glow Plug - Standard Long

Intended for 2-Stroke engines, this is the quintessential standard type plug. It's a hot coil designed to keep your sport engine idling smooth and reliably.

Thunderbolt Glow Plugs - FEEL THE HEAT!

• The only plugs you can buy with exotic platinum-rhodium alloy coils
• Thunderbolt elements glow hotter, start engines faster
• Best idle performance of any brand of glow plug
• Best transition to full throttle
• Best plug life of any brand
• Coils are welded (not staked) to the plug body for greatest dependability
• Coils are triple checked for continuity and integrity
• Solid machined idle bars are welded on and will not come off
• Patented Bellville washer applied with multi-ton press to center electrode, seals against leakage past stem
• Space age insulator ring surrounds center electrode further sealing against leaks
• Copper compression washer seals against any possible leaks past the precision-cut threads
• Electroless nickel plating or black anodized finish on plug exterior prevents rust, gives long-lasting luster
• Individually packed in blister cards to prevent coil damage from other glow plug stems