World Formula Rev Limiter - Performance Engine ControlElectronic cutoff at safe RPM thresholds Compatible with 200cc World Formula configurations Reduces risk of catastrophic engine failure CLOSEOUT pricing for budget savvy racers Control the chaos of high rev karting with the Rev Limiter (SKU 557000). In World Formula races, where engines scream to redline, this device acts as your safety net, capping speeds to protect internals from damage. No more worrying about valve float or piston stress just pure,