500512 Anellu di scarpa OMC Hydrus Propeller
Improves midrange engine operation and performance on Evinrude E-TEC 40, 50, 60, 75, and 90 HP engines. The Hydrus propeller exhaust ring should be used on gearcases fitted with Hydrus propellers part numbers 177201, 177202, o 177203. If there are any questions refer to parts and accessories bulletin 2005-01 (P).
