Johnson Evinrude Power Reed Kit 50 Hp 2 Cylinder 1971-2005 Boyesen 124 Quicker acceleration for that all-important holeshot. Longer life - Boyesen Power Reeds outlast all other aftermarket reeds. PWC Engine brings Higher Quality for an awesome price! More horsepower throughout the powerband for guaranteed performance. Improved engine efficiency and fuel economy for the long distance user.