If it has a smog pump then you should see 8 tubes feeding into the exhaust manifolds (1 tube for each runner)...If it doesnt have the pump theyll just be capped off where the tubes should be
Heres a pic of my 403, as you can see it has the holes capped off
http://www.upload2.com/freeimagehost...316d367051.jpg
And Im pretty sure yours at least came with one, and you'll probably need it since its california