Sahara gauges are the hottest thing going. Crisp tan dials and fire-orange pointer tip, Sahara instruments provide a unique look for your dash. Combined red through-dial and white perimeter lighting provide great readability at night. 2" water pressure kit(outboard). Each kit includes fittings and 20' of tubing. Adapter (P/N 61886P) is required for Yamaha. Dial range: 40 PSI. Sender code: "WP" included. Cutout dimensions: 2-1/8".