diff --git a/grafproc.asm b/grafproc.asm
index 6fbd46e..35ca3db 100644
--- a/grafproc.asm
+++ b/grafproc.asm
@@ -554,7 +554,12 @@ NotHigherByte02
 	; and clear lowest bit to be sure that the X coordinate is even
 	; (this is to have P/M background look nice)
 	; "AND" does not change "Carry" bit.
+	; x correction for P/M
+	; --
+	.IF XCORRECTION_FOR_PM = 1
 	and #$fe
+	.ENDIF
+	; --
     sta xtankstableL,x
     bcs NotHigherByte01
     dec xtankstableH,x
@@ -1207,7 +1212,10 @@ DoNotDrawParachute
     ; If it is odd then it must be corrected because otherwise
     ; P/M graphics background would not look OK
 ;    ldx TankNr
-    lda XtanksTableL,x
+	; x correction for P/M
+	; --
+	.IF XCORRECTION_FOR_PM = 1
+     lda XtanksTableL,x
     and #$01
     beq EndOfFall ; if it is even then it is the end
     ; and if not, we push it one pixel the way it was falling before
@@ -1221,6 +1229,8 @@ ForceFallLeft
 	sta UnderTank1
 	sty UnderTank2
 	jmp TankFallsX
+	.ENDIF
+	; --
 EndOfFall
     mva #1 Erase
 ;    ldx TankNr
diff --git a/scorch.asm b/scorch.asm
index 47a5a9f..13922cc 100644
--- a/scorch.asm
+++ b/scorch.asm
@@ -9,6 +9,9 @@
 .def TARGET = 800 ;5200  ; or 800
 ;atari800  -5200 -cart ${outputFilePath} -cart-type 4
 ;atari800  -run ${outputFilePath}
+;---------------------------------------------------
+.def XCORRECTION_FOR_PM = 0
+; if 1 - active x position of tanks correction fo PMG
 ;---------------------------------------------------
 
    ;OPT r+  ; saves 12 bytes :O
diff --git a/scorch.bin b/scorch.bin
index b4696ae..f9855b9 100644
Binary files a/scorch.bin and b/scorch.bin differ
diff --git a/scorch.xex b/scorch.xex
index 3a35c5e..d6fffc7 100644
Binary files a/scorch.xex and b/scorch.xex differ
diff --git a/textproc.asm b/textproc.asm
index 6ee2faa..d103f4f 100644
--- a/textproc.asm
+++ b/textproc.asm
@@ -1944,7 +1944,12 @@ RandomizeTankPos
     randomize 0 180
     sta AngleTable,x
     randomize 0 (49-8)
-    and #%11111110  ; correction for PMG
+	; x correction for P/M
+	; --
+	.IF XCORRECTION_FOR_PM = 1
+    and #%11111110
+	.ENDIF
+	; --
     clc
     adc XtankOffsetGO_L,x
     sta XtankstableL,x
diff --git a/weapons.asm b/weapons.asm
index bf81331..a90f1b0 100644
--- a/weapons.asm
+++ b/weapons.asm
@@ -2653,8 +2653,7 @@ KeyboardAndJoyCheck
     mva #sfx_tank_move sfx_effect
 	lda ShieldEnergy,x
 	cmp #20
-	bne notpressed
-	nop
+	bne LotOfFuel
 	
 	; display text 4x4 - low fuel
     mwa #hoverEmpty LineAddress4x4
@@ -2665,9 +2664,9 @@ KeyboardAndJoyCheck
 	sbc #12
     sta LineYdraw
     jsr TypeLine4x4.variableLength
-
 	ldx TankNr
 
+LotOfFuel
 notpressed
 	; let's animate "engine"
 	jsr DrawTankEngine
@@ -2819,7 +2818,7 @@ CheckCollisionWithTankLoop
 	; it is tricky but fast and much shorter
     lda xtankstableL,x
 	sec
-	sbc #9		; 2 pixels more on left side + tan width
+	sbc #9		; 2 pixels more on left side + tank width
 	tay
 	lda xtankstableH,x
 	sbc #0
@@ -2875,9 +2874,14 @@ ItIsMe
 	mva #1 Erase
     jsr DrawTankNr
 	mva #0 Erase
+	; x correction for P/M
+	; --
+	.IF XCORRECTION_FOR_PM = 1
 	lda XtankstableL,x
 	and #%11111110		; correction for PM
 	sta XtankstableL,x
+	.ENDIF
+	; --
 GoDown
 
 	mwa #mountaintable temp