It is extremely important to choose a suitable place for work. You will need an appropriate work area and a place to store the car. If a workshop or garage is not available, then at the very least a level, clean asphalt or concrete area will do.
Cleaning the engine bay and engine before you begin removal will help keep your tools clean and organized.
You will also need an engine winch or A-frame. Make sure the equipment can support the weight of the engine and its attachments. Safety is paramount given the potential dangers involved in removing the engine from the vehicle.
Plan the work in advance. Before you begin, prepare or purchase all the necessary tools and equipment. The equipment needed for safe and relatively easy engine removal and installation includes: (in addition to the winch), include a heavy-duty roller jack, full sets of open-end wrenches and sockets as listed at the beginning of the manual, wooden blocks and enough rags and detergent to clean up spilled oil, coolant and fuel. If you need to hire an engine winch, make sure you are prepared for it and have done all the work that can be done without it. This will save time and money.
Be prepared for the car to be out of service for some time. Some work that cannot be done independently without special equipment will need to be entrusted to a mechanical workshop. These companies are often busy with work, so it is advisable to consult with them before removing the engine to accurately determine the time required to restore or repair components that require it.
Always use extreme caution when removing and installing an engine. Careless actions can result in injury. Plan ahead, take your time, and this job, although large, can be completed successfully.
The air conditioning system is under high pressure. Do not loosen any connections or remove any components until the system has been discharged by a qualified technician. Always wear safety glasses when disconnecting air conditioning system connectors.
When removing the M40 engine, it is important not to hold it upside down for more than 10 minutes, as oil may leak from the hydraulic tappets. This will make the hydraulic tappets inoperative and the engine may fail when starting.