Engine Break-In Procedure

Proper break-in procedure for newly built engines

Break-In Guidelines

Maintain water temperature between 180–195°F. Run in 3rd or 4th gear. Approximate redline: 16,000 RPM.

1

Pulls

5

Throttle

25%

RPM Range

2,000 – 6,000

2

Pulls

5

Throttle

50%

RPM Range

2,000 – 9,000

3

Pulls

5

Throttle

75%

RPM Range

2,000 – 12,000

4

Pulls

5

Throttle

100%

RPM Range

2,000 – 16,000

After completing the break-in procedure, the engine is ready for a power run and mapping.