I f you are in the process of restoring your FJ40, you will probably want to replace some of those 30 year old rusty bolts. I've compiled a list of popular items for your reference.
Exterior Hardware:
Here are
some hardware sizes for popular part replacement.
Part
Description
Size
Quantity
Washer
Windshield Hold Down Hooks to Hood Bolts
M6x1.0x12
4
Split washer
Ambulance Door Bolts
M6x1.0x20
Ambulance Door Hinge
M6x1.0, Phillips
Front Door Hinges to Body
M8x1.25x20
16
Captured split
Front Door Hinges to Door
M8x1.25x20
12
Internal tooth
Windshield Hinges
M8x1.25x20
Hood Hinge
M6 x 1.0 x 12mm Pan head Phillips screw
12
Split washer
Hood Hook
M6 x 1.0 x 20mm
4
Split washer
Grille Bolts
Cowl Vent
M4X 0.7mm
2
Rubber Windshield Rests
M8x 1.25 12mm
Windshield Lip to Hardtop
M6x1.0x15
2
Interior Hardware:
Part
Description
Size
Quantity
Washer
Hardtop to Tub
M6x1.0
24
Passenger Seat Frame to Tub
M8x1.25.20
4
Driver’s Seat to Tub
M8x1.25.20
4
Heater: Rear Heater Assembly to Body Bolts
M8x1.25.20
2
Seat Belt Anchor to Body Bolts
M11x1.25x25
4
Landcruiser FJ40 
