Cast iron intake/exhaust guideFits S&S Super Stock and stock Harley-Davidson cylinder headsGuide ID measures aprox. .309"/.310" with enough material left for proper clearancingMade in the U.S.A.
Cast iron intake/exhaust guideFits S&S Super Stock and stock Harley-Davidson cylinder headsGuide ID measures aprox. .309"/.310" with enough material left for proper clearancingMade in the U.S.A.