Description PN: MAN-23647-16 Titanium, 10 Degree, 1.550 in. O. D.These titanium valve spring retainers are a great way to lighten your valvetrain, so you can rev higher and make more power. They’re manufactured from special heat-treated 6AL 4V titanium alloy, for maximum strength and reliability. Designed for valve stem locks with a 10 degree taper, these retainers are excellent for all types of racing. STANDARD FEATURES Outside Diameter of Outer Spring (in) — 1.550 in. Retainer Material — Titanium Lock Style — 10 degree Valve Spring Style — Standard Retainer Style — Tall Number of Springs Per Valve — Dual Outside Diameter of Middle Spring (in) — 1.120 in. Inside Diameter of Inner Spring (in) — 0.730 in. Locks Included — No Quantity — Sold as a set of 16. Notes: Adds 0.100 in. to installed height. These retainers work well with the Comp 938 and K-Motion K-950 springs.
