ive seen car on the 1/4 mile with open headers shoot flames as they shift and what not but never seen it on a street car with full exhaust till the other day.
an RX7 at one of our racing spots took off and as he shifted to 2nd a blue flame shot out of a full exhaust system.
anybody know how he did this?????????

 

runnig super rich....

 

Running rich like a bitch, been in my friends rx7 and it likes to throw the occasional torch It's nice.