High quality idle bar plugs. Sonic Tronics has long been known for high quality products. Most .15s and nearly all .18 and up 2 cycle engines accept long idle bar plugs. Glo-Devils are 1.5V Glow Plugs with high performance Platinum Elements designed to perform longer and better. They are available for 2 Cycle and 4 Cycle engines. Use caution on OS MAX & YS Engines as cylinder Head Damage can occur if the wrong glow plug is installed. 2 Cycle Engines.

**Copper sealing washers are included. 

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