Cloyes SB & BB Chevy Cam Button 57105BK The Zamp Z-25 Dirt Jacket

The Zamp Z-25 Dirt Jacket is designed specifically for Karting

Housing includes vent

Lap Belt Adjusts 30" to 70"

locking the cam position in place

1996-2009 GMC Savana 2500

Cloyes SB & BB Chevy Cam Button 57105BK The Zamp Z-25 Dirt JacketCam Buttons hold the camshaft in the block to prevent camshaft walking. They're made from billet steel and use a Torrington thrust bearing for superb performance and reliability. a spacer is included to fit BB Chevy. Spacer is not needed with SB Chevy. Cloyes was founded in the early 1920s in Cleveland, Ohio, by Raymond Cloyes, who started the business by manufacturing by hand a small quantity of replacement fiber and aluminum timing gears for trucks