Final answer:
The front bulkhead upper support member must connect to the Front Hoop in compliance with safety regulations, typically within a specific range above and below the Upper Side Impact member. Exact measurements, like 4.0 cm above and potentially 40 cm below (if '40' refers to centimeters), are likely detailed in race series or competition rulebooks.
Step-by-step explanation:
The question pertains to a specific requirement for the construction of a vehicle in terms of engineering safe design. In such vehicles, particularly in race car engineering, the front bulkhead upper support member is an important structure for both the integrity of the vehicle and the safety of its occupant. The support member must attach correctly to the Front Hoop to ensure the vehicle's rigidity and strength during an impact. Although the original question did not provide the precise measurements for attachment, such specifications are usually detailed in the rules and regulations for the specific race series or engineering competition.
However, based on the information provided ('4.0 cm and 40'), it seems that there might be a guideline suggesting the attachment points be within a certain range in relation to the Upper Side Impact member. For example, it could be that the support member needs to attach to the Front Hoop within a zone that extends '4.0 cm' above and '40' (possibly '40 cm') below the Upper Side Impact member, but without the exact context or rulebook, this is an assumption and you should refer to the regulations document for your specific case.