diff --git a/src/game/game_066310.c b/src/game/game_066310.c
index c3b1c0c8c..551441457 100644
--- a/src/game/game_066310.c
+++ b/src/game/game_066310.c
@@ -24808,21 +24808,14 @@ bool heliSetArmed(struct defaultobj *obj, bool armed)
 	return false;
 }
 
-GLOBAL_ASM(
-glabel heliRestartTimer
-/*  f07b0f4:	27bdffe8 */ 	addiu	$sp,$sp,-24
-/*  f07b0f8:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*  f07b0fc:	0fc1eb7d */ 	jal	heliFromObj
-/*  f07b100:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f07b104:	50400003 */ 	beqzl	$v0,.L0f07b114
-/*  f07b108:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*  f07b10c:	ac4000c0 */ 	sw	$zero,0xc0($v0)
-/*  f07b110:	8fbf0014 */ 	lw	$ra,0x14($sp)
-.L0f07b114:
-/*  f07b114:	27bd0018 */ 	addiu	$sp,$sp,0x18
-/*  f07b118:	03e00008 */ 	jr	$ra
-/*  f07b11c:	00000000 */ 	sll	$zero,$zero,0x0
-);
+void heliRestartTimer(struct defaultobj *obj)
+{
+	struct heliobj *heli = heliFromObj(obj);
+
+	if (heli) {
+		heli->timer60 = 0;
+	}
+}
 
 GLOBAL_ASM(
 glabel heliGetTimer
diff --git a/src/include/game/game_066310.h b/src/include/game/game_066310.h
index 3b12c217c..ad12af7bb 100644
--- a/src/include/game/game_066310.h
+++ b/src/include/game/game_066310.h
@@ -168,7 +168,7 @@ void heliSetTarget(struct heliobj *heli, s32 arg1);
 u32 func0f07b038(struct heliobj *heli);
 void heliTryStop(struct heliobj *heli);
 bool heliSetArmed(struct defaultobj *obj, bool armed);
-u32 heliRestartTimer(struct heliobj *heli);
+void heliRestartTimer(struct defaultobj *obj);
 f32 heliGetTimer(struct heliobj *heli);
 void heliSetMaxDamage(struct heliobj *heli, s16 health);
 u32 func0f07b164(void);
diff --git a/src/include/types.h b/src/include/types.h
index 19aa08984..b4999513f 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -818,6 +818,26 @@ struct heliobj {
 	/*0x90*/ s16 weaponsarmed;
 	/*0x92*/ u16 ontarget;
 	/*0x94*/ s16 target;
+	/*0x96*/ u8 attackmode;
+	/*0x97*/ u8 cw;
+	/*0x98*/ u32 vx;
+	/*0x9c*/ u32 vy;
+	/*0xa0*/ u32 vz;
+	/*0xa4*/ u32 power;
+	/*0xa8*/ u32 otx;
+	/*0xac*/ u32 oty;
+	/*0xb0*/ u32 otz;
+	/*0xb4*/ u32 bob;
+	/*0xb8*/ u32 bobstrength;
+	/*0xbc*/ u32 targetvisible;
+	/*0xc0*/ u32 timer60;
+	/*0xc4*/ u32 patroltimer60;
+	/*0xc8*/ u32 gunturnyspeed60;
+	/*0xcc*/ u32 gunturnxspeed60;
+	/*0xd0*/ u32 gunroty;
+	/*0xd4*/ u32 gunrotx;
+	/*0xd8*/ u32 barrelrotspeed;
+	/*0xdc*/ u32 barrelrot;
 };
 
 struct tag {