Up for sale: Original Harley 1946 Knucklehead Large Port Rear Cylinder Head OEM TZ27 Need Some work TZ27. Please note that the pictures count as most of the description. Please see pictures for additional details. If I miss something in the description it is an honest mistake. I WOULD NEVER INTENTIONALLY MISREPRESENT PARTS – IT JUST ISN’T WORTH IT. Issues can always be worked out – we would rather fix issues than lose a customer. COMMUNICATION: Please ask questions using the e-bay messaging system. We do not see notes left in the order details or invoices, only messages sent through e-bay. Unpaid item reminders are automatically opened after the three day period. If you would like to combine orders from different auctions please message us so we can make arrangements. Check out our store for all your NOS, restoration and classic part needs. Inventory is updated daily. Powered by SixBit’s eCommerce Solution.