Description

S&S, exhaust valve. 1.720″ diameter

Stock replacement for S&S SuperStock heads for S&S style Shovel & Panheads. .030″ smaller in diameter than stock, which is 1.750″, to allow higher lifts and improves flow. Note: Will not fit OEM H-D heads.

Fits: > S&S SuperStock Shovel & Panhead style heads