Description
Andrews Andrews, Y / .425″ Sportster cam set
81-E84 XL Sportster (NU)
.425″ valve lift. Bolt-in. Hot street. Highest lift available without head work. Good mid and upper end power. Compression Ratio should be between 1:9 and 1:10 for best result. Can be used with stock springs. Note: This 81-E84 cam set (generator models) does not have tachometer drive gears.