Manley Performance Wear Caps -.3110" Stem Valves (5/16")

- Thru-hardened 4140 alloy steel

- Special heat treatment to HRc 50-54

- Non rotating caps afford less valve tip erosion

- .3110" stem valves (5/16")

- Minimum Tip .250"

- Standard Type

A. .210"

B. .080"

C. .425"

- Weight 2.4 gms

- Quantity 8 pcs.