OEM part number:MHB000410. Fits Rover 75 & MG ZT – 1.8 Petrol Turbo. MG ZT – 1800 Turbo Petrol. Rover 75 & MG ZT Specialists. Throttle Body Assembly for Rover K series 1.8 Turbo. Throttle body assembly, part numberMHB000410, designed for the Rover K Series 1.8 Turbo engine.