This is a original 1969 427 435 Horse Power Motor, which is in very good condition. This was a running motor, I pulled the heads and pan off of it to check it out, it std bore, with 11 to 1 pistons, steel crank, dimple rods, the block is a 4 bolt main, casting # is3935439, the date code is F-14-8 the code on the front pad is LR, the heads are square ports, casting # 3919840 they are dated J-24-68, I can sell the long block for 4500.00, I have just a intake that was chromed a long time ago, if some one need a tri power intake. I also have many other aluminum heads and 4 bolt blocks, call 352-216-2273