Guna Guna Guna , be having some fun at H/Downs ..............last box was to be ticked when my Cyl [strapped roller head]...was to be completed by bob & Grady with new springs from Kelfords .. BUT was not going to be ..Bob gave me thumbs down Cyl head too risky to run as cracked & not fixable .. PERIOD.... so looking for clean standard 1600 cortina pinto head that Kev @ Kelfords will replicate ......