Up for sale is complete Harley Davidson XR1200 Machine work on your cylinder heads designed by Short-Block Charlie. This is the world famous SCOTTSMAN cylinder heads. Performance Head Package Include. Scottsman Cylinder head package which includes. AV&V valve guides and seals. Heads are ported and flow tested. Texture Intake Port Finsh. Valve seat profiles are CNC machined on a Newen BB Contour. Anti-Reversion exhaust seat profile. Compression set to your cam choice. Check out motorcycle machine. Go to U-tube and view a video on this cylinder head modification. It can be view at short- block charlie. The item "HARLEY DAVIDSON SCOTSMAN XR1200 CYLINDER HEAD porting service see video" is in…