Nope. Replicas ain't my thing. And I know next to fuck all about European, Russian and the vast majority of American rockets.
This is the only Vulcan I know that flies, and it's got 4 engines.
View attachment 60562
Although, now that I'm looking at Vulcan Centar and you still could've done this
And gone with the 6x hawk powered booster version,
Stacked behind each other.
Giving you just over 800t of thrust to play with.
And hawks are better than titans, cos TWR.