That looks like it's the only option available, unless you drill and tap into the crankcase with a 1/8" pipe port just above the pan rail. Lots of room to do that, but you might get tarred ands feathered by the purists!
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!