Mustang V8-4.6L DOHC VIN R (2003)
1. Using the special tools, install the new intake valve stem seals.
2. Using the special tools, install the new exhaust valve stem seals.
3. Install the Valve Spring Compressor Spacer between the valve spring coils to protect the intake valve stem seal from damage.
4. Using the special tool, install the intake valve spring, the spring retainer and the valve spring retainer keys.
