Engine

A) 30min Z2 Performed as:

• 5min C2 Bike
• 5min Ski

*rest 3-5min before B

B) 4 Sets Of:

-1min C2 Bike (75% effort)
-1min C2 Bike (80% effort)
-1min C2 Bike (85% effort)
Into, (no rest between)

• 20 T2B
• 15 Cal Ski
• 75 DU

• 15 C2B

• Rest 4min and repeat x 4-