Andrews #288121 - Cam Set - TW21 - Chain Drive - Twin Cam

Bolt-in cam for more torque with stock compression.

Runs best with low restriction exhausts (1700 - 5200 rpm).

Similar to the EV-23 cam.

Cams works well with fuel injection or carburetor models.

Can be used with stock valve springs and tappets.

Works well with carbs or fuel injection.

Includes front cam support plate bearing.

'99 Twin Cam require a splined cam drive sprocket.

Features

• Manufactured with the help of a computer with cam design capabilities
• Made from alloy steel billets and heat-treated processes are utilized
• Made in the USA
• Installer must check coil bind, valve-to-valve clearance and valve-to-piston clearance.
• '00-'06 model cams use a splined cam drive sprocket, for '99 a splined cam drive sprocket is required.

Specs