Alloy Thermostat Housing Kit Set Fitment details: This part fits all X100- XK8 4.0 V8 Naturally Aspirated models. This part also fits all X308- XJ8 3.2 + 4.0 V8 Naturally Aspirated models. Mr Motor Parts Direct is an authorised distributor for genuine branded and aftermarket parts and specialises in new Land Rover Parts, stainless steel bolt sets for Land Rovers, and other maintenance-related components. For further Land Rover accessories and parts, please check our eBay store.