Overview Product Description NEW ARCO SOLENOID SW661 REPLACES MERCURY 25661T1, 25661, 256611 REPLACES SIERRA 18-5836 Product Videos Custom Field Product Reviews Write a Review Write a Review × SW661 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *