[Gs550 exhaust swap]

I've got set of black chrome headers (loose)pipes I was going to make a collector to suit my gs550 cafe' you can have em for postage if you need em have collars too. Not rotten or owt just need a collector making.  Also loads heads blocks bottom ends too.

[Stem seals replacment]

Use vitton seals from , inter web dude £33 a set never an issue.

 

310613568620

[4 deg Ignition Advancers...are they worth fitting to an 1100M?]

I'm with rest of ya, Yj back plate cheaper option and hardly notice on 11/12 motors anyways .

[GSXR1216L 1990]

Really like the last models or Gsxr mate of man has an M which is so so clean hard to believe it's such a dinasor love it.

[Fuel pump on big bore motor.]

You don't need it unless it's  remote tank or such, the fuel gravity feed would suffice am pretty sure!  Carbs would only need 2psi anyways ! Had it got regulator too?