I did some digging and i found some juggernaut feats that Newjak mentioned in the first page. Enjoy 🙂
When fighting an army battalion,The Juggernaut slammed his fists into the ground with such force it created an earthquake that ripped through the entire valley and brought a hill crumbling down on them. --Uncanny X-Men #33
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Instead of moving out of the way,he lets Spider-Man drive a gas tanker right into him. Not only is he totally unmoving from the impact,but he walks out of the resulting gas inferno on fire and completely unconcerned. --The Amazing Spider-Man #230
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The Juggernaut allowed Dazzler to futily blast all her energy directly into him at point blank range until she was drained. She fell unconscious as he stood over her completely unharmed. --Uncanny X-Men #218
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took the Fantastic Four's Thing down for the count in seconds with just 3 successive blows. Thing would arise,only to fall back down unconscious. --Secret Wars II #7
http://i94.photobucket.com/albums/l92/priest_85/SecretWarsII007-23.jpg
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When hit so hard by Rogue of the X-Men that the shockwave from the punch shattered every window of the street,The Juggernaut simply stood there looking down on her with his arms crossed. --Uncanny X-Men #218
http://i94.photobucket.com/albums/l92/priest_85/Uncanny_X-Men_218-rouge1.jpg
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The Juggernaut caused the entire X-Mansion to shake and nearly collapse by stomping from all the way at the front gates of the estate. And was said to be using only a fraction of his power to accomplish it. --Uncanny X-Men #12
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The Juggernaut has withstood even Thor's godforce(which caused Galactus to flee for his life on one occasion,and shattered the prime Celestial's protective dome on another) with absolutely no physical damage whatsoever. --Thor #412
In a confrontation with Colossus,the first blow Juggernaut connects with ends the fight. Leaving Colossus unconcious when he lands from it. --Uncanny X-Men #183
http://i94.photobucket.com/albums/l92/priest_85/Uncannyxmen183_1.jpg
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Harmlessly absorbed a million volts of electricity. --Amazing Spider-Man #229
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Tore through a wall 50 times the tensile strength of battleship steel as though it were a "a thin layer of plywood". --Uncanny X-Men #12
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