No, the only thing those bolts attach is the timing cover. Some people drill out the threads in the cover and drill/tap the front plate for a larger thread so the cover can be removed the next time without dropping the pan, but the gears last so long it's hardly worth the effort, IMHO.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!