TRW S2561 Exhaust Valve For 1967-1969 Chevrolet 396 427 W/ Aluminum HD Heads

TRW S2561. Condition: New - Other.
Interchange: 211-2027
Head D. 1.720'', O.A.L. 5.360'', Stem D. 0.3717''
Chrome Stem, Swirl Polished Under Head
Exh. Single Groove( Not For Aluminum Heads)
Aluminized Face
DO NOT SURFACE BEFORE INSTALLING