Walker Products 235-1117 Engine Crankshaft Position Sensor Manufactured to meet and exceed OE Fit, Form, and Function Backed by Walker Products 1 year warranty for worry free installation and performance OE Direct Fit Replacement Improved fuel economy and engine performance Original Equipment (OE) Number: 56027865AB, 56041819AA, 56027865, 56027866, 56027867, 56027867AB, 56027885AB, 56041820AA