4engine60min

• Cycling
• 1hTime
• 58Stress
• 0.76Intensity
• 90Popularity

About this workout

This workout features four tough 5-minute intervals at 99% FTP, perfect for simulating the pace you'll sustain during weekly group rides and time trials. It's a solid way to define your FTP while building the endurance needed for race day efforts.

Workout structure

• 10 min @ 45% (45w)
• 4X
  • 5 min @ 99% (99w)
  • 5 min @ 43% (43w)
• 10 min @ 38% (38w)