| Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | Those special bolts have the drive end that breaks off when they are tight, leaving the threaded 'n' nut holding with no way to back off or remove. Don't know the name, plentiful on new big trucks.
Ed
'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.
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