I can get two 327 for 100$. They have beanseating out side they rusted the cylinder are rusted but not cracked the crank in on is rusted will it be ok .the other Is rusted cylinder but It has a oil pan on it . Is this a good deal The suffic code is HC and HCA . ARE they worth a 100 $.Will the crank's and block be polished and bored to be good. 70 Nova.