OTC's 6670 Valve Spring Compressor is a special tool and adapter set designed to properly service valve train components during engine service when cylinder head is in place on the engine block. Fits select CHRYSLER/DODGE engines: 2012+ 1.4L, 2012-13 1.4L Multiair, 2006-07 1.6L, 2006-13 2.0L, 2014 2.0L Diesel, 2006-10 2.4L, 2013+ 2.4L, 2006-10 2.7L, 2006-14 2.8L Diesel, 2006-10 3.0L Diesel, 2014+ 3.2L, 2006-10 3.5L, 2011+ 3.6L, 2007-11 4.0L, 2006 8.3L, 2008-10 8.4L, 2013-17 8.4L, and others; MITSUBISHI: 1992 and newer 3.0L, 3.5L, 3.8L. Superior design and rugged construction - using only premium quality materials - ensures a long service life, even under harsh shop conditions. Similar to OE part number MLR-MD998772A. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technician productivity and shop profits.