TURBO propellers · Virginia Beach
TURBO TXP OT4 with Adjustable Ventilation Ports propeller: sizes, part numbers and fit.
This TXP OT4 adds adjustable ventilation ports to the four-blade OT4 design for very light, fast boats on high mounts or jack plates. Yamaha lists eight right-hand sizes at 14 3/8 inches from 23 to 30 pitch, one fewer than the standard OT4.
Listed by Yamaha as TURBO® TXP OT4™| WITH ADJUSTABLE VENTILATION PORTS
- Material
- stainless steel
- Blades
- four
- Hub
- Per Yamaha's hub chart
- Rotation
- Right-hand
- Diameter
- 14 3/8 in
- Pitch
- 23 to 30
Sizes
8 sizes
as Yamaha lists them.
Part numbers, specs and features: Yamaha, read from yamahaoutboards.com/propellers/bass-bay-flats-boats on 2026-10-05. Yamaha updates its listings; we confirm the part number when we quote.
| Diameter (in) | Pitch | Rotation | Hub | Part number |
|---|---|---|---|---|
| 14 3/8 | 23 | RH | See Hub Chart | MAR-14423-TR-EM |
| 14 3/8 | 24 | RH | See Hub Chart | MAR-14424-TR-EM |
| 14 3/8 | 25 | RH | See Hub Chart | MAR-14425-TR-EM |
| 14 3/8 | 26 | RH | See Hub Chart | MAR-14426-TR-EM |
| 14 3/8 | 27 | RH | See Hub Chart | MAR-14427-TR-EM |
| 14 3/8 | 28 | RH | See Hub Chart | MAR-14428-TR-EM |
| 14 3/8 | 29 | RH | See Hub Chart | MAR-14429-TR-EM |
| 14 3/8 | 30 | RH | See Hub Chart | MAR-14430-TR-EM |
- RH is right-hand rotation, LH left-hand. Rows are printed exactly as on Yamaha's table.
- "See Hub Chart" is how Yamaha lists the hub; the chart is not on that page, so the hub kit is matched to the engine when the prop is quoted.
What it's for
The TURBO TXP OT4 with Adjustable Ventilation Ports
as Yamaha describes it.
- TXP OT4 design with adjustable ventilation ports.
- For very light, fast boats on high mounts or jack plates.
- Yamaha states TURBO props are made by Yamaha Marine Precision Propeller Industries, a wholly owned Yamaha subsidiary.
Yamaha lists it for
TURBO propellers
Other props
in this line-up.
- TURBO FUSION 4
- TURBO OFFSHORE I
- TURBO OFFSHORE II
- TURBO 1
- TURBO FX4
- TURBO HOT SHOT Pressed-In Hub
- TURBO HOT SHOT
- TURBO QUEST
- TURBO QUEST 4
- TURBO 2+2 TH
- TURBO 2+2 OT
- TURBO PONTOON 1
- TURBO VECTOR
- TURBO FXP
- TURBO LIGHTNING
- TURBO TXP
- TURBO TXP with Adjustable Ventilation Ports
- TURBO TXP OT4
- TURBO ULTIMA 4
Common questions
TURBO TXP OT4 with Adjustable Ventilation Ports
questions, answered.
Ready when you are.
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