[jacobmuller]

I borrowed a bit from 3rd edition Ultra Tech, etc and put Build Quality guidelines in my Spaceships House Rules.
If it saves you time...
Build Quality
Overall build
• HT±#, Reliability, HT bonus, +1 for +1 CF, +2 for +4 CF, HT penalty, -1 for -¼ CF, -2 for -½ CF.
• H±#, Handling, +1 for +1 CF or +2 for +4 CF; -1 for -¼ CF, -2 for -½ CF. Spaceship Limit ±5.
• S±#, Stability, +1 for +1 CF or +2 for +4 CF; -1 for -¼ CF, -2 for -½ CF. Spaceship Limit ±5.
• RB±# Styling: Reaction Bonus +1 for +1 CF, +2 for +4 CF, and +3 for +9 CF; Reaction Penalty -1 for -¼ CF, -2 for -½ CF.
Individual systems
• TL: Cutting Edge, performs as TL+1, CF+2; Experimental = TL+2, CF+9; eg drives get more δv, power-plants run longer.
• Quality: Good-Quality, Gives +1 to operation skill, or adds +1 to existing modifier +4 CF;
Fine-Quality, Gives +2 to operation skill, or adds +2 to existing modifier +19 CF.