For Mercruiser Bravo III drives
Larger diameter for exceptional performance
Provides outstanding acceleration
Recommended for big V6 and V8 applications
For MerCruiser Bravo III Drives, the Thunderbolt BIII is a a larger diameter 3-blade design that provides exceptional performance on heavier, high powered boats. The large-diameter high-output blade geometry also provides outstanding acceleration and top speed. Recommended for big V6 outboards and V8 powered applications.
Vendor Part Number: 710-QS3322S