What has to be done for lifters replacement in 351 Windsor?

To replace the lifters in a 351 Windsor engine, you'll need to start by removing the intake manifold and the cylinder heads, which may involve disconnecting various components like the exhaust system and accessory parts. Once the heads are off, you can access the lifters and replace them, ensuring you also replace the pushrods if necessary. It's essential to check for any wear or damage in the camshaft and associated components before reassembly. Finally, reassemble in reverse order, making sure to use new gaskets and follow proper torque specifications.