Uses for:Mercury and Mariner EFI, 90 hp through 115 hp Command ThrustMercury and Mariner 2-stroke and 4-stroke outboards from 135 hp through 350 hp including Optimax and Verado outboardsMerCruiser Alpha One and Bravo One stern drives
Improved performance for mid-range outboards
Delivers 16-25% faster acceleration than three-blade props to get on plane faster
Added cup provides superior holding in turns and heavy seas
High rake blade design for higher speeds
Uses the Flo-Torq II Hub System to cushion and protect the engine drivetrain from most damage causing impacts.
The new 4-blade SpitFire provides, 16% better holeshot times with no loss in top end speed vs. comparable pitched 3-blade aluminum propellers.