1912 1913 1914 Harley Davidson cases, lower end wanted

These are some 1912-1913 HD cylinders for a  bike like these 2 black n white fotos above... they will fit 1914 , 1914 is the 1st year for valve covers so these would b 1912 or 1913,,,look at the fotos you will see the serial number 2907E  on each base of the cylinder ,, these numbers will also b on the engine cases,, its not the vin number!  its just a serial number , if you have engine cases with these numbers please contact me,, i gladly purchase n begin building,,if you have an early HD engine or just lower end let me know i can put them into service...