Got spark/fuel/timing = no start!

[ESone3]

I have a 92 s13 w/redtop SR. I have fuel, spark and timing seems to be on. Any ideas on what to check? Next step is leak down test, other then that... I have no idea.

HELP!

TIA

[godsmack]

Well then check air if others are good for sure. Need alittle more info as to what is done what is the set up.