23427144 Propeller Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta IPS Type PS4 Matched Nibral DuoProp Set - Part Number: 23427144

A genuine Volvo Penta Type PS4 matched counter-rotating propeller set for IPS 2 and IPS 20. The set uses a three-blade front propeller and four-blade rear propeller manufactured from Nibral nickel-bronze-aluminium alloy. It is calibrated for semi-planing hulls with moderate top speeds and must be installed as the matching front-and-rear pair.

Kit Contents:

• 1 x three-blade front propeller - Volvo Penta 23427154

• 1 x four-blade rear propeller - Volvo Penta 23427184

⚙️ Key Features

• Matched Type PS4 propeller pair

• Three-blade front and four-blade rear configuration

• Nibral nickel-bronze-aluminium alloy construction

• Fully CNC-machined and precision balanced

• Patented rear flow-deflector system reduces pressure on shaft seals

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 23427144 current Type PS4 complete-set reference

OEM / Related Numbers:

• 23427144

• 23427154

• 23427184

• 21154200 propeller cone

• 963699 hexagon socket screw

• 21154206 front propeller nut

• 3593639 felt washer

• 21686494 line cutter

• 21154277 rear propeller nut

• 3843992 flow deflector

• 85145750 locking fluid

Aftermarket / Verified Equivalents:

• No direct aftermarket matched-pair equivalent with Volvo Penta IPS calibration

• Individual propeller repair or reconditioning is not a substitute for confirming the correct matched set and geometry

🚤 Compatibility

Commonly used on:

• Replacement of damaged IPS propellers

• Correction of a mismatched front and rear pair

• Propeller-size change following Volvo Penta application calculation

Typically suits:

• Engine models / drive models:

• IPS 2

• IPS 20

• D11 IPS650

• D11 IPS800

• HP Range: Commonly D11 IPS650 / IPS800 rated applications

• Engine Type: Volvo Penta D11 IPS propulsion system

• Year Range: IPS 2 and IPS 20 production generation

• Serial Range: Drive generation, gear ratio, vessel displacement, hull form and target full-load rpm controlled; confirm the existing propeller designation and perform Volvo Penta propeller sizing before changing type

🔌 Function

The counter-rotating propellers distribute torque between the front and rear propeller, recover rotational energy and produce efficient thrust, strong manoeuvrability and low vibration.

Common signs replacement, service or overhaul is required:

• Blade is bent, cracked, eroded or severely corroded

• Vibration or shaft-seal loading appears under power

• Front and rear propellers are different types or sizes

• Engine cannot achieve the specified loaded rpm

• A propeller has suffered impact or cavitation damage

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging