47-F436065-2 Water Pump Impeller for Chrysler Force | JLM Marine

Water Pump Impeller for Chrysler Force 9.9-25 HP Outboards – OEM 47-F436065-2

This water pump impeller is engineered to fit Chrysler and Force outboard motors ranging from 9.9 HP to 25 HP, covering model years from the early 1970s through 1997. Designed for reliable cooling system performance, it ensures your engine maintains optimal operating temperature across a wide range of conditions.

Direct Replacement For: OEM part number 47-F436065-2, as well as superseded numbers F436065, F436065-1, and aftermarket equivalent Sierra 18-8903. This impeller provides a precise fit for original equipment specifications.

• Constructed from marine-grade hardened nylon and high-performance neoprene rubber for superior chemical and corrosion resistance
• Features 6 blades for efficient water flow and cooling
• Lightweight design (approximately 20g) for smooth pump operation

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

Compatible Engine Models

Confirm your engine model/year in the table below.

Technical Specifications

Package Contents

Your package includes:

• 1 × Outboard Impeller

Installation Guide

1. Disconnect the fuel line and remove the lower unit from the outboard motor following your engine's service manual.
2. Locate the water pump housing on the lower unit assembly. Remove the bolts securing the housing cover.
3. Remove the old impeller carefully, noting the direction of the blade curvature for proper installation.
4. Clean the pump housing thoroughly, removing any debris, old gasket material, or corrosion.
5. Lubricate the new impeller blades with glycerin, dish soap, or water pump grease—never use petroleum-based products.
6. Insert the new impeller into the housing with blades oriented in the same direction as the original.
7. Install a new gasket (if included or available separately) and reassemble the pump housing cover.
8. Torque all fasteners to manufacturer specifications to prevent leaks.
9. Reinstall the lower unit onto the outboard, ensuring proper alignment of the driveshaft.
10. Reconnect the fuel line and run the engine in a test tank or on-water to verify proper water flow from the telltale.

Troubleshooting & FAQ

Q: How do I confirm this impeller fits my Chrysler or Force outboard?
A: Cross-reference your engine's horsepower and year range with the compatibility table above. Verify your original impeller's OEM part number matches 47-F436065-2, F436065, F436065-1, or Sierra 18-8903.

Q: How often should I replace my water pump impeller?
A: Most manufacturers recommend replacing the impeller every 2–3 years or 200–300 hours of operation, whichever comes first. If you notice reduced water flow from the telltale, overheating, or visible blade damage, replace immediately.

Q: What are the signs of a failing impeller?
A: Common symptoms include weak or absent water stream from the telltale (indicator hole), engine overheating, steam from the powerhead, or the temperature alarm sounding. Inspect the impeller if any of these occur.

Q: Can I use petroleum-based grease when installing this impeller?
A: No. Petroleum products can damage neoprene rubber and cause premature failure. Use only glycerin, biodegradable dish soap, or water pump-specific lubricant during installation.

Q: Is this an OEM part or an aftermarket replacement?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.

Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.

Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.

Important Notes

• Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
• This product is an aftermarket replacement part and is not an OEM component.
• Professional installation is recommended to ensure safety and optimal performance.

Why Choose JLM MARINE?

• Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
• Fast Global Shipping: Free delivery worldwide in 5–15 days.
• Direct from Manufacturer: Competitive pricing without compromising quality.