Model Engine Company of America
K&B Marine Propeller Sizes
Size/Part No.
Diameter (inches)
Pitch (inches)
215
1.60
2.5
220
1.72
2.6
230
1.9
3.0
235
2.00
3.2
240
2.12
3.3
245
2.25
3.5
250
2.30
3.6
255
2.40
3.8
260
2.52
3.9
265
2.61
4.0
270
2.74
4.2

How to balance props CLICK HERE

For K&B Prop Prices CLICK HERE

Inboard Deep Vees:
Engine Size Number
3.5cc (.21 cu in) 215-220
7.5 (.45 cu in) 230-235
11 (.67 cu in) 245-250-255
15 (.91 cu in) 255-260-265

 

Outboard Deep Vees:
Engine Size Number
3.5cc (.21 cu in) 215-220
7.5 (.45 cu in) 230-235
11 (.67 cu in) 240-245
13 (.82 cu in) 245-250

 

Outboard Tunnels:
Engine Size Number
3.5cc (.21 cu in) 215-220
7.5 (.45 cu in) 230-235
11 (.67 cu in) 240-245
13 (.82 cu in) 245-250

 

Inboard Outrigger Hydro:
Engine Size Number
3.5cc (.21 cu in) 220-225-230
7.5 (.45 cu in) 240-245-250
11 (.67 cu in) 255-260-265
15 (.91 cu in) 265-270

 

Scale Hydro:
Engine Size Number
11 (.67 cu in) 245-250-255

 

 

The above information is provided as a guide. Since MECOA/K&B has no way of determining the ability of the individual using and understanding this information, we assume absolutely NO RESPONSIBILITY for any damage to person or property from the use of this information.
 

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