Throttle Control Isolator with Clamp – Fits Mercury Verado 200-400 HP Outboards (Replaces 815504256, 8M0113513) family-yamaha-70etln 25RL75B 25 2-Stroke 1975 375638

25RL75B 25 2-Stroke 1975 375638

or has melted vanes upon inspection

Remove the water pump housing cover and carefully extract the old impeller from the pump housing

Remove the drain and fill plugs

MH 25 4-Stroke 1998–2009 61N-W0078-11 Yamaha F25DE

Throttle Control Isolator with Clamp – Fits Mercury Verado 200-400 HP Outboards (Replaces 815504256, 8M0113513) family-yamaha-70etln 25RL75B 25 2-Stroke 1975 375638Throttle Control Isolator with Clamp Fits Mercury Verado 200 400 HP Outboards This throttle control isolator with clamp provides a secure, direct fit replacement for Mercury Verado 6 cylinder 4 stroke outboards from 200 to 400 HP (2004present). It is also referred to as an "Air Intake Isolator Boot" or "ETC Intake Boot." Engineered to resolve issues like rough idling or poor sealing, this component ensures proper air intake management for the