R33gtst Shot Flames From Exhaust Now Not Running Right

[bexi]

hi all a few nights ago i was driving off from a mates when my car shot flames about a meter from the exhaust now its running very rough and wont drive under load if i unplug the afm it runs fine things i have replaced are afm ecu ptu and o2 sensor nothing fix's the problem any ideas what it could be and dos any one know if the rb25det have fule computers

[kjb_r33]

May be a blocked exhaust, that cat material can melt and block exhaust up. 4 bolts to remove to do a quick check.

[rockabilly]

cas crank angle sensor has failed

[t_revz]

^^^ +1 check your timing or borrow someones CAS

[gotRICE?]

Could have popped an intercooler hose too

[bexi]

thanks for all your help guys sorry i havent been on my net was cut off it was the intercooler pipe come off a bit