Thanks for the pics! I think that proves that there's no need for a shouldered bolt! I am upgrading my class 8.8 bolt to a 10.9 soon however, just 'cause.
'12 SE Sport 5Dr |╠╬╝|SGM|203a|Moonroof|17" Paint/Mach Whls|K&N 57S-4000|FFE RMM|Steeda STB, RSB|JBR bushings
'01 ZX3|╠╬╝|Pitch Blk|Prem pkg|Moonroof|SVT Snorkel|SVT Susp|Steeda STS|Z-Eng RMM|Magnaflow exh