diff --git a/mods/cnc/weapons.yaml b/mods/cnc/weapons.yaml
index a010367eee..977dc32aaa 100644
--- a/mods/cnc/weapons.yaml
+++ b/mods/cnc/weapons.yaml
@@ -411,7 +411,7 @@ Grenade:
 			None: 30%
 			Wood: 75%
 			Light: 75%
-			Heavy: 50%
+			Heavy: 100%
 		InfDeath: 4
 		Explosion: 4
 		ImpactSound: xplos
@@ -431,7 +431,7 @@ Grenade:
 			None: 30%
 			Wood: 75%
 			Light: 75%
-			Heavy: 50%
+			Heavy: 100%
 		InfDeath: 4
 		Explosion: 4
 		ImpactSound: xplos
@@ -451,7 +451,7 @@ Grenade:
 			None: 30%
 			Wood: 75%
 			Light: 75%
-			Heavy: 50%
+			Heavy: 100%
 		InfDeath: 4
 		Explosion: 4
 		ImpactSound: xplos
@@ -472,7 +472,7 @@ Grenade:
 			None: 30%
 			Wood: 75%
 			Light: 75%
-			Heavy: 50%
+			Heavy: 100%
 		InfDeath: 4
 		Explosion: 4
 		ImpactSound: xplos
@@ -480,7 +480,7 @@ Grenade:
 		Damage: 40
 
 TurretGun:
-	ROF: 50
+	ROF: 30
 	Range: 6
 	Report: TNKFIRE6
 	Projectile: Bullet
@@ -492,12 +492,12 @@ TurretGun:
 			None: 30%
 			Wood: 75%
 			Light: 75%
-			Heavy: 50%
+			Heavy: 100%
 		InfDeath: 4
 		Explosion: 4
 		ImpactSound: xplos
 		SmudgeType: Crater
-		Damage: 40
+		Damage: 60
 
 MammothMissiles:
 	ROF: 100
@@ -530,25 +530,26 @@ MammothMissiles:
 		Damage: 75
 
 227mm: 
-	ROF: 45
-	Range: 15
-	MinRange: 4
-	Burst: 8
-	BurstDelay: 3
+	ROF: 150
+	Range: 14
+	MinRange: 3
+	Burst: 2
+	BurstDelay: 10
 	Report: ROCKET1
 	ValidTargets: Ground
 	Projectile: Bullet
 		Arm: 5
 		High: yes
 		Shadow: yes
-		Inaccuracy: 60
+		Inaccuracy: 20
 		Angle: 0.1
 		Image: DRAGON
-		ROT: 5
+		ROT: 2
+		ContrailLength: 10
 		Trail: smokey
-		Speed: 15
+		Speed: 20
 	Warhead:
-		Spread: 10
+		Spread: 15
 		Versus: 
 			None: 30%
 			Wood: 50%
@@ -558,7 +559,7 @@ MammothMissiles:
 		Explosion: 4
 		ImpactSound: xplos
 		SmudgeType: Crater
-		Damage: 25
+		Damage: 100
 
 227mm.stnk:
 	ROF: 80