The Bee Racing Rev Limiter cuts ignition when the rev limit has been hit, ensuring protection of the engine in all conditions. Features Cuts ignition on hitting a rev limit Fuel cut is not used, therefore flames can appear as fuel is dumped out of the exhaust Ignition cut is preferred over fuel cut. Fuel cut, as used on many standard vehicles, risks damage to high performance engines when at high revs. Ignition cut is used in F1, WRC and other forms of motorsport Should only be installed by an experienced mechanic The Bee Racing Rev Limiter is suitable for a large range of vehicles Bee-R Rev Limiter is the latest type of speed limiter from the Japanese specialist Bee-R. Prevents engine damage when using a serial speed limiter. The original speed limiters, when reaching a certain limit, disconnect fuel (fuel cut) and may cause damage due to too poor a mixture. The limiter stops the ignition when reaching the maximum speed so that the mixture can not be degraded as with a conventional limiter. This is often used in motor sport (WRC, F1). Bee-R the limit switch is fully adjustable in 500 rpm increments from 2500 to 10,000 rpm. It allows you to set 2 levels of speed limitation. The Type B is suitable for the following types of engines: NISSAN: CA18, SR18, CG13/10DE, SR20, RB20, RB25, RB26, VQ20/25/30, VG30, all turbo and N/A. SUBARU: EJ20, All engines MITSUBUSHI: 4G63, 4G93, 4G92, 6A12, 6A13, 6G72, MAZDA: 13B, 13B-REW, B6-ZE, TURBO AND N/A, 13BT TOYOTA: 4AGE, 4AGZE, 4AFE, 2EET, 4EFTE, 3SGTE, 3SGE, 1ZZFE, 2ZZFE, 1GGTE, IJZGTE, 2JZGTE, 7MGTE