How to equip the engine with a suitable heater?
When used for remote control of fixed wing:Suitable for most O.S. engines
When used for remote control helicopter:Suitable for most O.S. engines
When used in a remote control car (1/8 racing car):Applicable O.S. engines are: 12/15CV, 15LD, 21RG and 21RZ-V 01b
Package List: 1*Glow Plug Spark Medium.

Specification:
Item: Original OS No.8# Glow Plugs
Net weight: 9g

Package List:
1*Glow Plug Spark Medium