[IH8DSM]

Holley 650, 13b, msd blaster coil, premixing.
Ok so now onto the problem here lately it's been getting harder to start when warm and today it wouldn't idle when warm and now is all around hard to start. I think it's floodin at start up but why would it gradually start any ideas to tweak it or check would be helpful. This car used to run very well and has gradually developed the hard start problem and it's driving me crazy