This is the P5 Turbo Off-Road Very Hot Glow Plug from O.S. Engines.
FEATURES: Very hot plug for turbo cylinder head engines such as the O.S .21 VZ-B V-Spec and most .18 -.28 cu in (2.9 - 4.6 cc)...
This is the P3 Glow Plug for use in the OS Max .21 VZ-V Spec and most other .18 -.28 cu in (2.9 - 4.6 cc) turbo head racing engines.
FEATURES: Ultra Hot Type Plug, designed for reliable low speed and...
FEATURES: Designed for high nitro fuels. (25% +) Increased durability at high RPM. Durability under extreme temperatures. Allows for leaner needle settings for higher power and quicker throttle...
This is the P3 Glow Plug for use in the OS Max .21 VZ-V Spec and most other .18 -.28 cu in (2.9 - 4.6 cc) turbo head racing engines.
FEATURES: Ultra Hot Type Plug, designed for reliable low speed and...
This is the O.S. T-Series RP6 Medium Heat Range Turbo Glow Plug.
FEATURES: T-series glow plugs are ideal for racing car engines that create high RPM For .12, .15 and .21 size turbo head on-road...