Having once pondered if it was related to Thunderbird 3 on the blog way back in 2009
I'm now thinking whether the red exhaust on the project SWORD Booster Rocket ....
.... is related to the red ratemaster on vintage plastic Stingray toys?
Here's some plastic ratemasters:
[pic: modmart on you tube]
and some fine Fairylite reproductions by the talented ToyReplicas
Has anyone got both toys? A Booster Rocket AND a Stingray and settle this?