Marine instruments and controls, namely, engine monitoring devices, analog and digital tachometers, recall tachometers, controls including push/pull, shifts and throttles and noise abatement mufflers; marine navigational instruments, namely, electrical and mechanical compasses and depth sounders; marine operational devices, namely, liquid filled, dry and GPS speedometers with and without memory recall, GPS receivers/antennas, pitot mount assemblies, electronic and mechanical monitoring instruments for fuel and oil pressure, fuel, oil and water level, trim, water, drive and oil temperature, water and fuel pressure and vacuum boost, water temperature indicators, voltmeter, hour meters, bilge monitors, and fuel flow meters, engine knockmeters, pyrometers, fuel and water level senders, warning gauges for fuel level and pressure, oil pressure and temp, water temp; marine instruments, namely, system and link gauges, system speedometers and tachometers, air and water temperature gauges, auto speedometer sensor transition, GPS, pitot tube, and paddle wheel speedometers, digital speedometers, engine synchronizers, fuel level gauges, fuel range gauges with GPS antenna, fuel to waypoint gauges with GPS antenna, GPS course and speedometers, GPS speedometers with GPS antenna, low fuel and oil level warning gauges, oil level gauges, speed sensor fault gauges, trim synchronizers, time of day gauges, troll control (speed) gauges, water in fuel fault gauges; marine instruments for measuring battery voltage, coolant pressure, and depth; LCD displays; engine alarms for engine hours, engine trim, fuel range, fuel flow, fuel used, horn fault, ignition fault, injector fault, low depth warning, oil pressure, oil system fault, oil temperature, rpm, reserve oil, system link gauge connection, trim pop-up, troll control and water pressure; marine instruments and gauges for measuring fuel level, fuel flow, oil level, oil pressure, oil temperature, trim angle, voltmeter, water level, water pressure, water temperature; marine system monitors and gauges for measuring battery voltage, coolant pressure, coolant temperature, depth, engine alarms, engine hours, engine trim, fuel flow, fuel range, fuel used, oil temp, oil pressure, RPM, system link gauge connection, [ trim pop-up and ] water pressure; and steering wheels, [ flame arrestors, ] banners, decals, displays, trailer hitch covers, switch panels, supercharger