The OTC 6674 compresses the valve springs in order to remove and install the camshaft roller followers with the head on the engine. Includes a 3/8" square drive for use with ratchet or breaker bar. Similar to OE part number 303-581
Applications Ford, Lincoln and Mercury vehicles using the following engines:
1998-2011 4.0L SOHC & 4.6L 2V
Compresses valve springs during camshaft roller followers R&I
For 1998-2011 4.0L SOHC & 4.6L 2V
3/8" square drive for use with ratchet or breaker bar