Please fill out the form below for Magneto Retard 6391 Reverse Ro and get a quote for part number 66LR25RCNP by Lycoming Mfg Co, please include required quantity along with expected turn around time. Our knowledgeable account manager will reply you shortly. Also check for the related parts for part number 66LR25RCNP. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.