SFS - Semi-Realistic Engines and Booster Packs

Engines & Boosters Designed by me, often inspired by real world rocket engines. 5 Engines are part of the pack semi-inspired by real engines inspired by Apollo Program F1, J-2, J-2X, and Lunar Acent Engine 3 Engines are Fan Requested Swift, Needle-point, and Aerospike 6 Engines are for the Additional Launch Vehicle Pack RS-68a, RS-25 & Tilt Variant, RL 10A / 10B-2 / C-3 / C-X, and Orbital Maneu…