diff --git a/game/reconstructed/btl4gaug.cpp b/game/reconstructed/btl4gaug.cpp
index a01ae2f..3e54f0c 100644
--- a/game/reconstructed/btl4gaug.cpp
+++ b/game/reconstructed/btl4gaug.cpp
@@ -1737,33 +1737,52 @@ void HorizTwoPartBar::BecameActive()			// @004c4324
 
 //
 // @004c4340 -- Execute: clamp value to [0,high], map value/warn to bar pixels
-// (half-up round of width*x/high), repaint on change (mirror of VertTwoPartBar
-// but along X).
+// (half-up round of width*x/high), repaint on change.  THREE zones along X
+// (mirror of VertTwoPartBar along Y):
+//   [0, warnPix)      striped TILE pattern (DrawTiledBitmap @004c4482)
+//   [warnPix, valPix) backgroundColor solid (only when value > low)   @004c449d
+//   [valPix, width)   fillColor solid                                 @004c44da
+// FIX 2026-07-21: the port had solid-filled from warnPix (no tile, no [0,warnPix]
+// zone) -- so the bar read as "starts in the middle" + "not striped".  Restored
+// the tiled first zone + the correct zone colours from the binary disasm.
 //
 void HorizTwoPartBar::Execute()
 {
-	if (value < 0.0f)       value = 0.0f;
-	else if (value > high)  value = high;
+	if (value < 0.0f)       value = 0.0f;			// @004c434c fcomp 0.0
+	else if (value > high)  value = high;			// @004c4367 fcomp high
 
-	int warnPix = (int)((Scalar)width * low   / high + 0.5f);
-	int valPix  = (int)((Scalar)width * value / high + 0.5f);
+	int warnPix = (int)((Scalar)width * low   / high + 0.5f);	// low/warn threshold pixel
+	int valPix  = (int)((Scalar)width * value / high + 0.5f);	// current value pixel
 	if (warnPix < 0) warnPix = 0; else if (warnPix > width) warnPix = width;
 	if (valPix  < 0) valPix  = 0; else if (valPix  > width) valPix  = width;
 
 	if (warnPix != previousFull || valPix != previousFill)
 	{
-		if (warnPix < valPix)
-		{
-			localView.SetColor(fillColor);
-			localView.MoveToAbsolute(warnPix, 0);
-			localView.DrawFilledRectangleToAbsolute(valPix - 1, height);
-		}
-		if (valPix < width)
+		// Zone 1 [0, warnPix): the striped tile (the binary's tiled blit, NOT a
+		// solid fill).  SetColor(backgroundColor) is the tile's opaque backdrop.
+		L4Warehouse *warehouse = (L4Warehouse *)renderer->warehousePointer;
+		BitMap *tile = warehouse->bitMapBin.Get(tileImage);			// FUN_00442aec
+		localView.SetColor(backgroundColor);						// vtbl+0x18 @004c443a
+		DrawTiledBitmap(&localView, 0, 0, warnPix - 1, height, fillColor, tile);
+		warehouse->bitMapBin.Release(tileImage);					// FUN_00442c12
+
+		// Zone 2 [warnPix, valPix): backgroundColor (binary keeps the current
+		// colour, still backgroundColor from zone 1) -- only when value > low.
+		if (valPix > warnPix)
 		{
 			localView.SetColor(backgroundColor);
+			localView.MoveToAbsolute(warnPix, 0);					// vtbl+0x24
+			localView.DrawFilledRectangleToAbsolute(valPix - 1, height);	// vtbl+0x48
+		}
+
+		// Zone 3 [valPix, width): the solid fill colour.
+		if (valPix < width)
+		{
+			localView.SetColor(fillColor);							// @004c44da
 			localView.MoveToAbsolute(valPix, 0);
 			localView.DrawFilledRectangleToAbsolute(width, height);
 		}
+
 		previousFull = warnPix;
 		previousFill = valPix;
 	}