Whirl Wind Propellers

Airboat Composite Propeller Sizing Chart
 SS = Super Snapper blade
SP = Stump Puller blade
MB = Master Blaster blade

 

Engine HP

                              

AB200
2 Blade  

                             

AB300
3 Blade

                             

AB400
4 Blade

4-Cyl Aircraft (Continental/Lycoming))

     125 to 180    

SS-66",68"

SS-66"

N/A

Chevy 350 (Direct Drive)
200

SP-72"

SS-68",72"

N/A

Cadillac 502 (Direct Drive)

300

SP-72",76"

SS-68",72"

N/A

Lycoming O-360

200

SS-68",72"

SS-68"

N/A

Lycoming O-540

250

SP-72"

SS-72"

N/A

Continental O-470

220

SP-72"
SS-72"

SS-68"

N/A

Continental O-520

300

SP-76" or 78"

SP-72"

N/A

Chevy 350 (2:1 Reduction or higher)       

350

SP-78"
MB-80"

SP-78"

N/A

Chevy 454 (2:1 Reduction or higher)

425

SP-78"
MB-80"

SP-78"
MB-80"

SP-76"

Ford 514 (2:1 Reduction or higher)

500

N/A

SP-78",82"
MB-80",84"

SP-78",82"

Cadillac (2:1 Reduction or higher)

500

N/A

SP-78",82"
MB-80",84"

SP-78",82"
MB-80"

Max Propeller RPM is 3000 on Super Snapper and Stump Puller propellers
Max Propeller RPM is 2250 for Master Blaser propellers

All propellers available in either Left or Right-hand rotation. 

     Left-hand Rotation:  Typically Auto engines running direct drive or belt drives.  Aircraft engines.

     Right-hand Rotation: Typically Auto engines running gear drives.