Lower Unit Yamaha SE421 | Sterndrive Engineering 90-421 SE421 Lower Unit Yamaha | SEI 90-421 SE421 LOWER UNIT SE421 (Replaces some Yamaha V6 2 & 4 Stroke) Replaces most Yamaha 76 Degree V6 The paint color is Black. You can paint it to match. Not designed for Yamaha F250 four stroke 250 HP motors