The COMP Cams 26903 single valve spring is specified for flat-tappet cam applications with a 1.404-inch outer diameter and installed heights from 1.500" to 1.700", depending on cam lift. It fits a wide variety of early-style cylinder heads and carries an open load rating of 260 lbs, making it suitable for many hydraulic flat-tappet setups. Choose this spring when pocket size, installed height and load rating match your valve-train requirements.
COMP Cams Single Spring Valve Set 1.404 OD 1.650 IH .550 Lift - Single