Description

The Sherwood 10615K Impeller Kit is a complete raw water pump service kit designed for Sherwood engine-driven seawater pumps. This kit includes the impeller and required gaskets to restore proper raw water flow through the cooling system.

Sherwood impellers are known for their durability and precise fit, ensuring reliable water circulation to prevent overheating in marine engines. This kit is ideal for routine maintenance or replacing worn, cracked, or hardened impellers.

Designed to meet OEM specifications, this kit provides dependable performance in both freshwater and saltwater environments.

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Key Features

• Complete raw water pump impeller kit
• Includes impeller and gaskets
• Restores proper seawater flow for engine cooling
• Direct replacement for Sherwood pump systems
• High-quality flexible rubber impeller with brass hub
• Designed for long service life in marine environments

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Engine Compatibility

Sherwood Pump Applications

Fits a wide range of Sherwood raw water pumps, including:

Common Pump Models:

• B04
• C-03
• D05 / D55
• E35
• F10 / F75 / F95
• G3 / G4 / G5 / G5-1
• G7 / G7B / G8
• G26
• G45-1 / G45-2 / G46
• G50 / G55-2 / G56
• G85
• G1004 / G1005 / G1006 / G1008
• H85
• K90
• L10 / L10B / L80 / L90
• M71
• P101 / P102 / P105 / P109 / P1012
• R101 / R102 / R10970G
• RPBC
• S11040G / S11095G

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Engine Compatibility

PCM / Pleasurecraft Marine

• GM 5.0L / 5.7L / 8.1L
• 350 / 454 engines (V-belt driven pumps)
• RP061017 pump systems

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Crusader Marine Engines

• 220 / 270 / 300 / 350
• 454 big block applications

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Chrysler Marine Engines

• 318 / 340 / 360
• 383 / 413 / 440

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Chris-Craft Engines

• 307 / 327 / 427 / 454

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Volvo Penta (Crank-Driven Pumps)

• Various gasoline and diesel applications
• Common cross-reference: 835874

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MerCruiser / OMC / Indmar

• GM-based inboards with Sherwood pumps
• V6 & V8 raw water cooled systems

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Diesel Engine Applications

• Perkins 6-354
• Isuzu 4 & 6 cyl
• Westerbeke 4 & 6 cyl
• Onan generator sets (5–25 kW)

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Other Marine Engine Brands

• Escort / Commander
• Gray Marine
• Ilmor (select models)

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OEM / Cross-Reference Part Numbers

Sherwood

• 10615K
• Replaces: 10615, 19355, 21182, 22013

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Major Cross References

• Volvo Penta: 835874
• Crusader: 20300
• Pleasurecraft: RP061017 / RP061012
• Oberdorfer: 8922
• Sierra: 18-3047 / 18-3061
• Jabsco: 18948-0001
• Cummins: 3908220

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Impeller Specifications (Fitment Critical)

• Diameter: 2-9/16″ (65 mm)
• Width: 1-5/8″ (41 mm)
• Shaft: 5/8″ keyed (3/16″ keyway)
• Blade Count: 12 blades

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Important Fitment Notes

• Fits keyed shaft pumps (NOT splined)
• Typically used on older V-belt driven systems (not serpentine)
• Often paired with 09959K in dual-impeller pumps

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Parts Desk Insight

The 10615K is one of the most widely used Sherwood impellers in gas inboard applications. If you’re working on a PCM or Crusader V8 with a belt-driven pump, this is usually the one—but always confirm it’s a 5/8″ keyed shaft, not spline

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Alternate / Superseded Part Numbers

OEM Cross References

• Sherwood: 10615K

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Aftermarket Cross References

• Johnson Pump: 09-812B-1
• Jabsco Equivalent (select applications): 1210 Series (verify fitment)

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Shipping

Shipping: Ships same or next day for fast Canada wide shipping.