Corgi Thunderbirds Thunderbird 2 & Thunderbird 4 Diecast Model Set Thunderbird 2 is International Rescue's heavy equipment transporter, and is also used as the transport vehicle for the smaller Thunderbird vehicles. The craft's main pilot is Virgil Tracy, who is sometimes accompanied by back-up crew members. Thunderbird 2 features spring loaded undercarriage legs and had the pod to carry Thunderbird 4 Diecast Model TB4 Length: 150mm Wing span 108mm Thunderbird 2 Length 42mm Width 18mm