For those looking at upgrades, the bonus from each modified piece over its base:
Code:
Set	Piece	Surv	Retr	Spd	Rng	Fav

Sh'	Hull	+5	+10	+5	+5	+15
U'	Hull	+5	+5	+5	+5	+10
W'	Hull	+5	-	+5	+5	+10
C'	Hull	-	+5	+5	-	+5
Sy'	Hull	-	+5	-	-	+5
						
Sh'	Stern	+5	+5	+10	+5	+10
U'	Stern	+5	+5	+5	+5	+10
W'	Stern	+5	-	+5	+5	+5
C'	Stern	-	-	+5	+5	+5
Sy'	Stern	-	-	-	+5	+5
						
Sh'	Bow	+5	+10	+5	+5	+10
U'	Bow	+5	+5	+5	+5	+10
W'	Bow	-	+5	+5	+5	+10
C'	Bow	+5	+5	-	-	+5
Sy'	Bow	-	-	+5	-	-
						
Sh'	Bridge	+5	+5	+10	+5	+15
U'	Bridge	+5	+5	+5	+5	+10
W'	Bridge	-	+5	+5	+5	+5
C'	Bridge	+5	-	-	+5	+5
Sy'	Bridge	+5	-	-	-	-