Fuel smell on startup

[Burley]

hey all....car starts first go when engine s cold....doesnt happen all the time but wen motor is warmish, it need a bit of throttle to get going....then there is a fuel smell...unsure where it comes from but also there is a slight puff of black smoke....hope some1 can help

[Barossa Red AU3]

Sounds like an injector not sealing properly and leaking fuel, Try some injector cleaner ive found nulon to work well.

[Burley]

yeh just had inectors pulled out and cleaned....it looks as tho they are sitting prop