This is an O.S. R5 "Medium" Heat Range, Short Body Standard Glow Plug. O.S. glow plugs are designed for high nitro fuels (25% +), and increased durability at high RPM, as well as extreme temperatures. This plug allows "leaner" needle settings for higher po
This is an O.S. R5 “Medium” Heat Range, Short Body Standard Glow Plug. O.S. glow plugs are designed for high nitro fuels (25% +), and increased durability at high RPM, as well as extreme temperatures. This plug allows “leaner” needle settings for higher power and quicker throttle response. This plug is best suited for 1/8 scale, .21 Nitro-powered on-road racing.
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