Anyone Know??

[b1gp1mp1n247]

Does anyone know what size allen wrench to use when taking off a fuel pressure regulator on a 90 mustang??? cause ever allen key i use none of them work, i dont have every size allen key made but i was just wondering if the bolts were stripped. im just hoping they arent stripped and that i just have to go buy the right size allen key. thanks in advance

 

[TheUser]

Does anyone know what size allen wrench to use when taking off a fuel pressure regulator on a 90 mustang??? cause ever allen key i use none of them work, i dont have every size allen key made but i was just wondering if the bolts were stripped. im just hoping they arent stripped and that i just have to go buy the right size allen key. thanks in advance

should be 5/32