Bumper to frame bolt size

[greenmachine]

Getting ready to bolt front bumper on for mock up. What size are the bolts that bolt the bumper frame to the main frame. 69 net. Thanks. Erik.

 

[5.7 hemi]

Should be 1/2 inch -18.

 

[greenmachine]

Should be 1/2 inch -18.

Thank you! Probly 1.5” long?

 

[5.7 hemi]

That would work.