Reported Version: v0.1.5 (latest) | Mods: none | Can replicate without mods? Yes  OS: Windows 10 | CPU: i7-10870H | GPU: RTX 3070 | RAM: 16GB   The cargo bays seem to be the cause of a lot of issues regarding Delta V calculations that I have encountered in the game. If you take the bottom node of an engine and attach it to any of the attach nodes on a cargo bay (any cargo bay), both that engine and any engines on the craft attached to the root of the craft via the cargo bay beco