This camshaft is a new chilled-iron casting with lobes ground to specs to provide improved street performance for engines with Solex 40PII-4 Carburetors. This cam is recommended for SC/912 engines with 86mm Big Bore pistons and about 9.5:1 compression ratio. Note the high lift on the intakes.

Specifications are:

• Duration:
  261 degrees on exhaust
  255 degrees on intake
• Lift:
  .375" on exhaust
  .375" on intake
• Lobe separation: 106.2 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.