Mitsubishi 4G63 Spring Retainer + Spring Kit

Looking for that next level in your engines performance? Then look no further than our valve spring and
titanium retainer kits. Using springs that are manufactured from our super clean alloy and designed to
handle aftermarket camshafts with revs up to 10,000 RPM’s; these springs will get you well on your way
to a race performance engine. Not only will you feel the increased performance from your engine, you
are gaining the reliability of titanium retainers that are CNC machined to exact tolerances for reduced
wear and high fatigue strength.