Description
Volvo Penta Impeller Kit M21972908 | Boat Supply Store
This critical component ensures proper raw water circulation for your Volvo Penta marine engine's cooling system. A worn impeller can lead to significant overheating, potentially causing catastrophic engine damage. Regular replacement, often recommended every 1-2 seasons or 200 operating hours, maintains the specified flow rate essential for preventing thermal stress. This kit is indispensable for owners of Volvo Penta D4 and D6 series engines operating in demanding environments like the Gulf Coast.
Key Features
- Ensures consistent raw water flow for optimal engine cooling.
- Prevents costly engine damage from overheating.
- Designed for precise fitment with Volvo Penta D4/D6 engines.
- Mitigates performance degradation due to a worn impeller.
- Facilitates routine engine maintenance schedule adherence.
- Restores original cooling system efficiency.
- Built with durable materials for marine applications.
- Reduces likelihood of unexpected operational failures.
Specifications
| Product Specifications | |
|---|---|
| Brand | VOLVO PENTA |
| SKU | M21972908 |
| Part Number | 21972908 |
| Category | Engine |
Who This Is For
This impeller kit is engineered for owners of Volvo Penta D4 and D6 series marine diesel engines. It is essential for individuals performing regular preventative maintenance or addressing cooling system issues.
How It Compares
| Feature | Volvo Penta Impeller Kit M21972908 | Competitor |
|---|---|---|
| Material Composition | Proprietary Rubber Compound | Standard Neoprene |
| Dimensional Tolerance | OEM Specification | General Specification |
| Longevity Rating | Optimized for 200 Hours/2 Seasons | Varies Widely |
| Application Specificity | Volvo Penta D4/D6 Engines | Multiple Engine Models |
| Flow Rate Consistency | Guaranteed | Not Guaranteed |
| Heat Resistance | High | Moderate |
| Certifications | Volvo Penta Quality Standards | None Specific |
Common Concerns Answered
How often should I replace my Volvo Penta impeller?
Volvo Penta generally recommends replacement every 1-2 seasons or approximately every 200 operating hours to ensure optimal cooling efficiency and prevent potential engine damage.
Will this impeller kit fit my specific Volvo Penta engine?
This kit is specifically designed for Volvo Penta D4 and D6 series marine diesel engines, ensuring a precise and effective fit. Always verify your engine model against the product specifications.
What are the risks of not replacing a worn impeller?
A worn impeller can lead to insufficient raw water flow, causing your engine to overheat. Persistent overheating can result in severe damage to critical engine components, leading to costly repairs.
Frequently Asked Questions
What is the primary function of a marine engine impeller?
The impeller is the heart of the raw water cooling system, pumping water through the engine's heat exchangers to dissipate heat and maintain optimal operating temperatures.
What material is this impeller made from?
This kit utilizes a proprietary rubber compound developed by Volvo Penta, engineered for superior flexibility, durability, and resistance to heat and wear in marine environments.
Are there any special tools required for installation?
While specific tools may vary slightly by engine model, basic hand tools such as wrenches and screwdrivers are typically sufficient. Refer to your engine's service manual for precise requirements.
What are the dimensions of the impeller blades?
The impeller blades are manufactured to precise Volvo Penta specifications to ensure optimal water displacement and flow rate for D4 and D6 engines.
Can this impeller be used in saltwater applications?
Yes, this impeller is designed and manufactured by Volvo Penta for reliable performance in both freshwater and saltwater marine environments.
