Volvo Penta Duoprop IH4 Rear DPS-B 21661924 (Helical Splines)
Volvo Penta IH4 Rear Aluminum Duoprop Propeller for DPS-B Outdrives. (Helical Splines)
Volvo Penta Duoprops IH Series twin counter-rotating propellers produce unparalleled thrust, straight and true tracking along with faster acceleration – a completely new boating experience.
Volvo's DPS (Dynamic Positioning System)
outdrive is designed to help maintain position in choppy water and provides
refined movement.
The aluminium option is for high performance gasoline and diesel engines with DPS-B drive.
Available sizes include: IH2, IH3, IH4, IH5, IH6, IH7, IH8, IH9, IH10.
Genuine OEM Volvo Penta Duoprop IH-4 Rear Propeller (21661924)
Only FH and IH series propellers have the helical /spiral splines.
IMPORTANT! IH propellers are only approved on D3 diesel and 4.3L gasoline applications below 38 knots.
Note! Because of the IH Helical Spline, you cannot mix I series propellers with IH series on the same drive.
For twin installations use only the same propellers.
For all engines with speeds in excess of 38 knots, the stainless steel Type FH propeller should be used.
Installation hardware, type D, F, I, IH, FH
21631162 aka 3851341 Volvo Penta DPS Rear Nut
3851569 Volvo Penta DPS Forward Nut
3855516 Volvo Penta Duoprop DPS Tool Kit
SIZE | SET # | FRONT PROPELLER | REAR PROPELLER |
IH-2 | 21661942 | 21661902 | 21661922 |
IH-3 | 21661943 | 21661903 | 21661923 |
IH-4 | 21661944 | 21661904 | 21661924 |
IH-5 | 21661945 | 21661905 | 21661925 |
IH-6 | 21661946 | 21661906 | 21661926 |
IH-7 | 21661947 | 21661907 | 21661927 |
IH-8 | 21661948 | 21661908 | 21661928 |
IH-9 | 21661949 | 21661909 | 21661929 |
IH-10 | 21661950 | 21661910 | 21661930 |
- $600.00
- $467.00