Water Pump Impeller for Chrysler Force 75–140 HP 2-Stroke Outboards – Replaces 47-F523065-1 and 47-803630T
Water Pump Impeller for Chrysler Force 75–140 HP 2-Stroke Outboards – Replaces 47-F523065-1 and 47-803630T is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
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U.S. orders usually arrive within 6–15 days, depending on stock location and destination.
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Water Pump Impeller for Chrysler Force 75–140 HP 2-Stroke Outboards...
Water Pump Impeller for Chrysler Force 75–140 HP 2-Stroke Outboards – Replaces 47-F523065-1 and 47-803630T is backordered and will ship as soon as it is back in stock.
Product Details
This aftermarket water pump impeller for Chrysler Force 75–140 HP 2-stroke outboards helps maintain reliable cooling-water circulation in compatible engines manufactured from 1977 through 1989.
It is listed as a replacement for Chrysler/Force part numbers 47-F523065-1 and 47-F523065B-1, Mercury/Mariner 47-803630T, and comparable aftermarket references including Sierra 18-3030 and Mallory 9-45001.
- Designed as an OEM-style replacement for compatible water pump assemblies.
- Press-fit nylon hub for secure installation.
- Six flexible neoprene blades support consistent water flow.
- Inspect the original impeller, pump housing, key, and related components before installation to confirm dimensional and application compatibility.
Part Number Matrix
Use the following references to compare the replacement with your existing impeller and application documentation.
| Brand | Part Number |
|---|---|
| Chrysler / Force | 47-F523065-1 |
| Chrysler / Force | 47-F523065B-1 |
| Mercury / Mariner | 47-803630T |
| Sierra | 18-3030 |
| Mallory | 9-45001 |
| GLM | 89450 |
| SEI Marine | 96-799-03A |
| CEF | 500390 |
Engine & Model Compatibility
Confirm the exact engine horsepower, model designation, production year, and original impeller reference before ordering. The compatibility information below applies to the listed 2-stroke Chrysler Force applications.
For Chrysler Force engines: The listed applications include selected 3-cylinder and 4-cylinder models from 1977–1989. Model and year conditions should be checked together rather than by horsepower alone.
For Mercury Mariner engines: Reference 47-803630T is included as a cross-reference. Confirm the exact engine application and original part number before installation.
| Brand | Model | Rated HP | Stroke | Years | OEM Part No. | Notes |
|---|---|---|---|---|---|---|
| Chrysler Force | All | 75 | 2-Stroke | 1980–1984 | 47-F523065-1 | 3-cylinder |
| Chrysler Force | All | 85 | 2-Stroke | 1977–1988 | 47-F523065-1 | 3-cylinder |
| Chrysler Force | A/B/C/E | 85 | 2-Stroke | 1989 | 47-F523065-1 | 3-cylinder |
| Chrysler Force | All | 90 | 2-Stroke | 1983–1984 | 47-F523065-1 | 3-cylinder |
| Chrysler Force | All | 100 | 2-Stroke | 1979–1980 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 105 | 2-Stroke | 1977–1978 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 115 | 2-Stroke | 1977–1980 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 120 | 2-Stroke | 1977 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 125 | 2-Stroke | 1981–1989 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | C | 125 | 2-Stroke | 1988 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 135 | 2-Stroke | 1977 | 47-F523065-1 | 4-cylinder |
| Chrysler Force | All | 140 | 2-Stroke | 1978–1980 | 47-F523065-1 | 4-cylinder |
| Mercury Mariner | Various | 75–140 | 2-Stroke | Not specified | 47-803630T | Confirm the exact model, year, and original impeller reference. |
Technical Specifications
- Product Type
- Water pump impeller
- Installation
- OEM-style aftermarket replacement
- Connection
- Press fit
- Dimensions
- Height: 29.72–30.0 mm (1.18 in); diameter: 57.3–57.4 mm (2.26 in); shaft insert diameter: 20.9–20.92 mm (0.82 in)
- Weight
- 30 g (1.06 oz)
- Fitting Type
- 6-blade neoprene impeller
- Hub Material
- Nylon
- Blade Material
- Flexible neoprene
- Warranty
- See the applicable warranty and return terms for the current order.
What’s in the Box
- 1 x Water pump impeller
The impeller is sold as a single replacement component. A drive key, gasket, pump housing, seals, and other water-pump components are not included unless specifically stated in the order details.
Installation Notes
- Disconnect the negative battery cable and follow the engine manufacturer’s safety procedures.
- Support the outboard securely and remove the lower unit according to the service instructions for your exact engine.
- Remove the water-pump housing cover to expose the old impeller. Note the installed blade direction before removal.
- Remove the old impeller and retain or replace the drive key as required by the service manual. This product includes the impeller only.
- Clean and inspect the pump housing, face plate, water tube, seals, and related components for wear, scoring, debris, or damage. Replace worn components as necessary.
- Lightly lubricate the impeller and pump housing with a lubricant approved for the application. Do not use a lubricant that can damage neoprene.
- Install the drive key if required, fit the new impeller over the shaft, and rotate the driveshaft in the manufacturer-specified direction while seating the blades.
- Reinstall the water-pump housing and tighten the fasteners to the manufacturer’s torque specification.
- Reattach the lower unit, ensuring correct alignment of the driveshaft, water tube, and shift shaft.
- Test the engine in a safe water supply or suitable test tank. Confirm a steady cooling-water tell-tale stream and monitor the engine for overheating.
Troubleshooting & FAQ
How do I confirm this impeller fits my specific engine?
Match your engine brand, horsepower, model designation, year, stroke, and original impeller reference against the compatibility information and part-number matrix. When any detail differs, consult the engine service manual or compare the original impeller dimensions before ordering.
What are the signs of a failing water-pump impeller?
Common signs include a weak or missing tell-tale stream, an overheating warning, elevated operating temperature, or reduced cooling performance. A brittle, cracked, worn, or deformed impeller should be replaced.
How often should I replace my outboard’s impeller?
Inspect the impeller regularly and follow the maintenance interval in your engine’s service manual. Replacement may be needed sooner when the engine operates in sandy, silty, weedy, or saltwater conditions, or after the engine has been stored for an extended period.
Can I install this myself?
Impeller replacement is a common maintenance procedure for an experienced mechanic with the correct tools and service information. Because incorrect installation can cause loss of cooling and engine damage, professional installation is recommended if you are not familiar with lower-unit service.
Is this an OEM part?
No. This is an aftermarket replacement impeller intended for the listed applications and reference numbers. It is not manufactured or sold by Chrysler, Force, Mercury, Mariner, Sierra, Mallory, GLM, SEI Marine, or CEF.
How fast do you ship and what does it cost?
Shipping availability, delivery estimates, and applicable costs are shown at checkout based on the destination and selected service.
What is the warranty and return policy?
Warranty coverage and return eligibility are governed by the applicable order terms. Contact support with your order details before returning or installing a suspected defective part.
Safety & Important Information
- Verify the engine model, year, horsepower, stroke, original part number, and impeller dimensions before purchase.
- Do not operate an outboard without confirming proper cooling-water flow after installation.
- This is an aftermarket replacement, not an original equipment manufacturer component.
- Professional installation is recommended when lower-unit or cooling-system service is unfamiliar.
About Sea Sierra
- Pro-Grade Standards — We supply marine replacement parts selected for dependable fit and service in real-world conditions.
- Global Fulfillment — Available shipping options and delivery estimates are provided at checkout.
- Value-Focused Parts — Aftermarket alternatives help support routine marine maintenance at a competitive price.
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