Description The DRL-300CDI RPM Limiter works with normally open ignitions which have a grounding type kill switch. Is not compatible with normally closed Arctic Cat ignitions which use a different method to kill the spark. Programmable for 1-8 cylinder engines with RPM limits adjustable 3000-6000 RPM, 6000-12,000 RPM or 9000-18,000 RPM. Battery required.
