Skip Navigation LinksHome > G503 WWII Ford Willys Jeep Restoring > G503 WWII 1944 Ford GPW Jeep Cooliing section bolt list

G503 WWII 1944 Ford GPW Jeep Cooling section bolt list


This list originated from Claude Pon's bolt list. This section has been enhanced for bolts that apply to 1944 Ford GPW Jeep Cooling Section.

This article applies to Willys MB WWII Military Jeeps 
IDFord RefGroupSubGroupUse/DestinationSizeThreadNC/NFLengthQtyHead typeSurfaceNut HexNut Stamped PalPlain Washer IDPlain Washer ODPlain Washer QtyLock Washer IDLock Washer ODLock Washer QtySourceComments
51FM-20324-S205 Cooling0503AFan to Pulley 14 20 NC  58 4Hex        4  
187FM-20366-S05 Cooling0503Water Pump to Block 516 18 NC  78 3Hex        3  
188FM- 355442-S05 Cooling0503Water Pump to Block 516 18 NC 2.5 1Hex        1  


For the complete list of Bolts,Washers, Nuts Click Here


WWII Jeep Registry

We log all jeeps by serial number...add yours!

Stay Informed

Subscribe to our e-news. Every month you recieve all the latest info, straight to your inbox.

  • New Article Signup-disabled temporarily
  • Give us Feedback-disabled temporarily
  • Contact me at: