This camshaft is a new chilled-iron casting with lobes ground to specs to provide improved street performance for engines with Zenith Carburetors. This cam is recommended for most normal, Super, and 356C rebuilds.

Specifications are:

• Duration:
  248 degrees on exhaust
  252 degrees on intake
• Lift:
  .337" on exhaust
  .338" on intake
• Lobe separation: 106.4 degrees.

All new camshafts should be installed along with new or re-ground tappets.

Motul break-in oil should be used for initial start-up. Then, switch over to Motul Classic Oil for normal driving.