Amazon Secure Payment System Continue shopping “Humminbird Sw Speed Sensor Transom Mount No Temp (Part #730021-1 By Humminbird)” has been added to your cart. Product Price Quantity Subtotal × OMC TRANSOM SERVICE KIT - Omc Cobra 1986-1993 | GLM Part Number: 21962; Sierra Part Number: 18-2771 $127.95 OMC TRANSOM SERVICE KIT - Omc Cobra 1986-1993 | GLM Part Number: 21962; Sierra Part Number: 18-2771 quantity $127.95 × Humminbird Sw Speed Sensor Transom Mount No Temp (Part #730021-1 By Humminbird) $45.94 Humminbird Sw Speed Sensor Transom Mount No Temp (Part #730021-1 By Humminbird) quantity $45.94 Coupon: Apply coupon Update cart Cart totals Subtotal $173.89 Total $173.89 Proceed to checkout