Low Service Prices. Auto Gas Conversions, Tune Ups.. Motor Engineers & Repairers - Mobile business operating in Alexander Heights, WA . Service: Diagnostics, Disc Machining, Log Book Servicing, Replacements, Warranties. Vehicle: 4WDs, All Wheel Drives, Automatics, Domestic, Front Wheel Drives, Light Commercials, Rear Wheel Drives, Sports Cars, Utes, Vans. Service Option: Courtesy Cars, Pick-up. Hours of Operation: Open Monday - Friday. Assurance: MTA Member. Payment Method: Cash, EFTPOS, Fleetcard, Mastercard, Motorpass