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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Using aluminum keeps these calipers 5 pounds lighter than the stock iron calipers
it comes with the appropriate supporting mods to change your supercharger pulley for more power
6 int duration
They are priced per set of 8
3800 Valve Spring Retainers Model:Steel Using aluminum keeps these calipersUpdate June 2021: We are proud to announce our new and improved modified steel retainers. These retainers have the weight of titanium but the strength of our traditional steel; the new design weighs in at only 8 grams vs 11 grams on the old design. On a 3800 you're saving 36 grams of valvetrain weight with our new design! These modified retainers are recommended for anyone swapping to a heavier than stock valve spring. New style pictured in the
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