There is a service source for each powerbook available online that contains the following...
[SIZE=10pt]Active Matrix PB 170 661-0711 [/SIZE]
[SIZE=10pt]FSTN, Rev. A PB 140/145 661-0706 [/SIZE]
[SIZE=10pt]FSTN, Rev. B PB 140/145 661-0681 [/SIZE]
[SIZE=10pt]FSTN, Rev. C PB 145/145B 661-0745 [/SIZE]
[SIZE=10pt]Inverter [/SIZE]
[SIZE=10pt]699-0273 [/SIZE]
[SIZE=10pt]699-0271 [/SIZE]
[SIZE=10pt]699-0272 [/SIZE]
[SIZE=10pt]922-0025 [/SIZE]
[SIZE=10pt]Display Cable [/SIZE]
[SIZE=10pt]630-6273 [/SIZE]
[SIZE=10pt]922-0820 [/SIZE]
[SIZE=10pt]630-6272 [/SIZE]
[SIZE=10pt]922-0820 [/SIZE]
[SIZE=10pt]Inverter Cable [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
[SIZE=10pt]Active Matrix PB 180 661-0748 [/SIZE]
[SIZE=10pt]FSTN, Rev. A PB 160/165 661-0745 [/SIZE]
[SIZE=10pt]Inverter [/SIZE]
[SIZE=10pt]922-0024 [/SIZE]
[SIZE=10pt]922-0025 [/SIZE]
[SIZE=10pt]Display Cable [/SIZE]
[SIZE=10pt]630-6273 [/SIZE]
[SIZE=10pt]922-0820 [/SIZE]
[SIZE=10pt]Inverter Cable [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
[SIZE=10pt]936-0106 [/SIZE]
PB 160
FSTN Display 661-0745
160/165 Video Display
[SIZE=10pt]10 in. (254 mm) diagonal screen
Flat-panel, film-compensated supertwist nematic (FSTN) liquid [/SIZE]crystal display
[SIZE=10pt]CCFL on-demand backlight
16 shades of gray; 640 by 400 pixels [/SIZE]
PB 140
FSTN Display, Rev. A 661-0706
FSTN Display, Rev. B 661-0681
Video Display 140/ 145/145B
[SIZE=10pt]10 in. (254 mm) diagonal screen
Flat-panel, film-compensated supertwist nematic (FSTN) liquid [/SIZE]crystal display
[SIZE=10pt]CCFL on-demand backlight [/SIZE]
[SIZE=10pt]640 by 400 pixels [/SIZE]
Depending on the revisions, it looks like their is some parts overlap, but the monitor part numbers are different. Since the PB140 is monochrome and the monitor for the PB160 is 4 bit grayscale, if the transplant does work, you would lose grayscale on the monitor.