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
Similar to OE part number 303-581
For 1991 - 2004 Ford, Lincoln, and Mercury vehicles with 4.6L, 2V V8 engines
For 1991 - 2004 Ford, Lincoln, and Mercury vehicles with 4.6, 5.4 4V V8 engines
For 1991 - 2004 Ford, Lincoln, and Mercury vehicles with 6.8 4V V10 engines
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