| ID | Willys Ref | Group | SubGroup | Use/Destination | Size | Thread | NC/NF | Length | Qty | Head type | Surface | Nut Hex | Nut Stamped Pal | Plain Washer ID | Plain Washer OD | Plain Washer Qty | Lock Washer ID | Lock Washer OD | Lock Washer Qty | Source | Comments |
| 11 | WO6606 | 01 Engine | 0109C | Bellhousing to Bracket | 3⁄8 | 24 | NF | 1 1⁄8 | 3 | Hex | cad plated | 3 | | | | | | | 3 | | |
| 12 | WO52379 | 01 Engine | 0109C | Bellhousing to Bracket at Hand Brake Clip | 3⁄8 | 24 | NF | 1 5⁄8 | 1 | Hex | | | | | | | | | | | |
| 13 | WO6184 | 01 Engine | 0109C | Bellhousing to Transmission | 7⁄16 | 14 | NC | 1 1⁄4 | 4 | Hex | | 4 | | | | | | | 4 | | |
| 20 | WO50163 | 01 Engine | 0106D | Chain Case Cover to Engine Plate | 3⁄8 | 24 | NF | 3⁄4 | 3 | Hex | | 3 | | | | | | | 3 | | |
| 21 | N/A | 01 Engine | 0106D | Chain Case Cover to Engine Plate (Ford only) | 3⁄8 | 24 | NF | 3⁄4 | 1 | Hex | | 1 | | | | | | | 1 | | Ford only |
| 22 | WO5919 | 01 Engine | 0106D | Chain Case Cover to Engine Plate (Willys only) | 3⁄8 | 24 | NF | 1 | 1 | Hex | | 1 | | | | | | | 1 | | Willys only |
| 25 | WO6184 | 01 Engine | 0109C | Clutch housing to bracket | 3⁄8 | 24 | NF | 1 1⁄8 | 3 | Hex | | 3 | | | | | | | 3 | | |
| 26 | WO52379 | 01 Engine | 0109C | Clutch housing to bracket at E brake cable clip | 3⁄8 | 24 | NF | 1 5⁄8 | 1 | Hex | | 1 | | | | | | | 1 | | |
| 27 | WO52171 | 01 Engine | 0109C | Clutch inspect plate on housing | 1⁄4 | 20 | NC | 1⁄2 | 2 | Hex | | | | | | | | | 2 | | |
| 34 | WO-381519 | 01 Engine | 0102 | Crankshaft Bearing Cap to Crankcase | 1⁄2 | 13 | NC | 2 3⁄8 | 6 | Hex | | | | | | | | | | | |
| 65 | N/A | 01 Engine | 0110 | Front engine insulator to frame (Ford only)-pointed bolt | 5⁄16 | 24 | NF | 1 1⁄4 | 4 | Hex | cad plated | 4 | | | | | | | 4 | SNL G503 Feb 1945 | |
| 66 | WO-5934 | 01 Engine | 0110 | Front engine insulator to frame (Willys only) | 5⁄16 | 24 | NF | 1 | 4 | Hex | | 4 | | | | | | | 4 | SNL G503 Feb 1945 | |
| 203 | WO-5138 | 01 Engine | | Intake manifold Plug | 1⁄4 | | | | 2 | Sq Hd | black | | | | | | | | | SNL G503 Feb 1945 | non-script models? |
| 204 | WO-52542 | 01 Engine | | Intake manifold stud Nuts | 3⁄8 | 24 | NF | | 7 | Hex | cad plated | | | | | | | | 5 | SNL G503 Feb 1945 | note: two special washers out of 7 |
| 110 | WO-51487 | 01 Engine | 0108A | Intake on exhaust manifold | 5⁄16 | 18 | NC | 1 | 4 | Hex | | | | | | | | | 4 | SNL G503 Feb 1945 | superceded by WO-51486 FM 20386-S7 |
| 121 | WO-A-1232 | 01 Engine | 0107E | Oil Filter Cover | 7⁄16 | 20 | NF | | 1 | Hex | | | | | | | | | | SNL G503 Feb 1945 | dia may differ with filter make |
| 122 | WO-51396 | 01 Engine | 0107F | Oil filter support to bracket - Ford : pointed bolt | 5⁄16 | 24 | NF | 3⁄4 | 4 | Hex | washers- cad plated | | | | | 4 | | | 4 | SNL G503 Feb 1945 | |
| 123 | WO-636796 | 01 Engine | 0107A-1 | Oil Float Support to Crankcase | 5⁄16 | 18 | NC | 3⁄4 | 2 | Hex | washers- cad plated | | | | | | | | 2 | SNL G503 Feb 1945 | |
| 124 | WO5182 | 01 Engine | 0107J | Oil gauge tube clip to dash | #10 | 24 | NC | 3⁄8 | 1 | round head mach.screw | | | | | | | | | 1 | | |
| 125 | N/A | 01 Engine | 0107A | Oil Pan to cylinder block (Ford only) | 5⁄16 | 18 | NC | 11⁄16 | 20 | Hex | | | | | | | | | 20 | SNL G503 Feb 1945 | length 11/16 Ford only, recessed-head |
| 126 | WO-A-51485 | 01 Engine | 0107A | Oil Pan to cylinder block (Willys only) | 5⁄16 | 18 | NC | 5⁄8 | 20 | Hex | | | | | | | | | 20 | SNL G503 Feb 1945 | Willys only |
| 136 | WO52189 | 01 Engine | 0110 | Rear Engine Mount Bracket to Transmission | 3⁄8 | 16 | NC | 5⁄8 | 3 | Hex | | | | | | | | | 3 | | |
| 137 | WO6412 | 01 Engine | 0110 | Rear Engine Mount Bracket to Transmission | 3⁄8 | 16 | NC | 3⁄4 | 1 | Hex | | | | | | | | | 1 | SNL G503 Feb 1945 | |
| 154 | WO-634850 | 01 Engine | 0106C | Sprocket to Camshaft | 3⁄8 | 24 | NF | 1 1⁄4 | 4 | Hex | | | | | | | | | 4 | SNL G503 Feb 1945 | |
| 168 | WO-52036 | 01 Engine | 0109C | Timing hole cover to housing | 1⁄4 | 20 | NC | 3⁄8 | 1 | round head mach.screw | cad plated | 1 | | | | | | | 1 | SNL G503 Feb 1945 | |
| 201 | WO-639052 | 01 Engine | | Valve Cover to Engine Block | 5⁄16 | 18 | NC | 3.0625 | 1 | Hex | | | | | | | | | | SNL G503 Feb 1945 | Gasket washer |
| 202 | WO-639058 | 01 Engine | | Valve Cover to Engine Block through vent | 5⁄16 | 18 | NC | 4.125 | 1 | Hex | | | | | | | | | | SNL G503 Feb 1945 | Gasket washer |
| 186 | WO-52911 | 01 Engine | 0101A | Water elbow on head - Ford : pointed bolt | 3⁄8 | 16 | NC | 1 1⁄8 | 3 | Hex | | | | | | | | | 3 | SNL G503 Feb 1945 | |
