Innovators West Small Block Chevy 12-Magnet Crank Trigger WheelThe Small Block Chevy 12 Magnet Crank Trigger Wheel offers precise crankshaft position sensing for optimized ignition timing in high performance engines. Designed specifically for SBC applications, this trigger wheel features 12 high strength magnets, ensuring accurate data capture for better engine management and performance tuning. It's the ideal choice for racers and tuners looking to improve ignition accuracy and overall vehicle efficiency.