Paul has been building engines for me since the 80s and Ill only go to him for my motorcycle engine work... hes dont work on my knucklehead and with some spare and leftover parts built 2nd engine for me.... did my shovelhead engines, evo, twin cam, and my latest, a 93 inch shovel superglide and my 116 inch flstc exotic knucklehead, in memory of my 40 & 41 cycles. Paul is the BEST!!!!!