Part Number: 10-0666 Manufacturer: Sifton UOM: 1 - EA Summary:Sifton Titan cam set will produce excellent results in well aspirated or very large motors. Cam lift is .436. Timing is taken at .053 of the lift off the low spot on the heel of the cam at the tappets. Tappet clearance is zero-.002. Fitment: XL 1981-1984 XLH 1981-1984 XLCH 1981-1984 Country of Origin: USA