missfire when cold update

[rickmac]

further on from finding a missfire i have had codes read by speacialist over here but nothing to do with missfire

have cleaned plugs and done compresion test all cylinders are around 209psi differance of 10 psi from best to worst is tis about right for a 122000 mile 350ci

also ign timing at tick over is -20 to 23 deg read on an obd 2 scanner is this about right

am going to have inlet manifold gasgets done in garage as i have no were to do job

in mmeen time new cooil and plugs