diff --git a/mods/ra/rules/vehicles.yaml b/mods/ra/rules/vehicles.yaml
index 1fd2618b08..f780c9b749 100644
--- a/mods/ra/rules/vehicles.yaml
+++ b/mods/ra/rules/vehicles.yaml
@@ -162,9 +162,9 @@ V2RL:
 		Owner: soviet
 		Hotkey: m
 	Valued:
-		Cost: 1800
+		Cost: 2000
 	CustomBuildTimeValue:
-		Value: 2225
+		Value: 2500
 	Tooltip:
 		Name: Mammoth Tank
 		Description: Big and slow tank, with anti-air capability.\n  Strong vs Tanks, Aircraft\n  Weak vs Infantry
@@ -204,8 +204,8 @@ V2RL:
 		HuskActor: 4TNK.Husk
 	SelfHealing:
 		Step: 1
-		Ticks: 1
-		HealIfBelow: 80%
+		Ticks: 3
+		HealIfBelow: 50%
 		DamageCooldown: 150
 	Selectable:
 		Bounds: 44,38,0,-4
diff --git a/mods/ra/weapons.yaml b/mods/ra/weapons.yaml
index 47026b4ef8..956e453f0d 100644
--- a/mods/ra/weapons.yaml
+++ b/mods/ra/weapons.yaml
@@ -467,6 +467,7 @@ Grenade:
 	Range: 4c768
 	Report: CANNON1.AUD
 	Burst: 2
+	InvalidTargets: Air, Infantry
 	Projectile: Bullet
 		Speed: 682
 		Image: 120MM
@@ -512,7 +513,7 @@ MammothTusk:
 	Range: 8c0
 	Report: MISSILE6.AUD
 	Burst: 2
-	ValidTargets: Air, Ground, Water
+	ValidTargets: Air, Infantry
 	Projectile: Missile
 		Speed: 341
 		Arm: 2
@@ -526,7 +527,7 @@ MammothTusk:
 	Warhead:
 		Spread: 256
 		Versus:
-			None: 90%
+			None: 100%
 			Wood: 75%
 			Light: 60%
 			Heavy: 25%
@@ -536,7 +537,7 @@ MammothTusk:
 		WaterImpactSound: splash9.aud
 		InfDeath: 3
 		SmudgeType: Crater
-		Damage: 45
+		Damage: 50
 
 155mm:
 	ROF: 85