Description
Mercury 8M0047945 Cross Pin Retainer Spring
The Mercury 8M0047945 Cross Pin Retainer Spring is a replacement retaining spring used in select Mercury gear housing and propeller shaft assemblies. Also referenced as 24-8M0047945, this spring is used with compatible cross pin, clutch, and propeller shaft components where Mercury part number 8M0047945 is specified.
Key Features
- Genuine Mercury cross pin retainer spring
- Part number: 8M0047945
- Mercury part reference: 24-8M0047945
- GTIN: 745061884601
- Used in select gear housing / propeller shaft assemblies
- Fits select Mercury 4-stroke outboard applications
- Used with compatible cross pin and clutch components
- Direct replacement for applications requiring Mercury 8M0047945
- Ideal for lower unit, gear housing, clutch, and propeller shaft service
Fitment / Product Details
- Brand: Mercury
- Part Number: 8M0047945
- Mercury Part Reference: 24-8M0047945
- Product Type: Cross pin retainer spring / spring-cross pin
- Application: Select Mercury gear housing / propeller shaft assemblies
- Engine Types: 4-stroke EFI, 4-stroke Jet, and FourStroke applications where specified
- HP Range: Select 65 Jet through 150HP applications
- Assembly Location: Gear housing / propeller shaft / clutch assembly area
- Related Components: Cross pin, clutch, propeller shaft, gear housing, and retaining components
- Package Weight: 0.01 lb
- Package Dimensions: 2.13 in L x 2.13 in W x 0.25 in H
- Fitment Note: Match part number 8M0047945 or 24-8M0047945 to your engine model, serial number, gear housing assembly, and parts diagram before ordering.
Expanded Fitment
- 65 Jet 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 75 EFI 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 80 EFI 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 80 Jet 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 90 EFI 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 100 EFI 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 115 EFI 4-Stroke: Serial range 2B095049 & Up, gear housing / propeller shaft applications where specified
- 150 4-Stroke: Serial range 1B905505 & Up, gear housing / propeller shaft applications where specified
Why You Should Buy
- Correct Mercury retainer spring for applications requiring part number 8M0047945
- Designed for compatible gear housing and propeller shaft service
- Useful during cross pin, clutch, and lower unit maintenance
- Fits select Mercury 65 Jet through 150HP 4-stroke applications
- Helps ensure accurate replacement when matched by model, serial number, and parts diagram
Common Applications
- Mercury 65 Jet 4-stroke gear housing service
- Mercury 75HP EFI 4-stroke lower unit service
- Mercury 80HP and 80 Jet 4-stroke propeller shaft service
- Mercury 90HP EFI 4-stroke gear housing service
- Mercury 100HP EFI 4-stroke lower unit service
- Mercury 115HP EFI 4-stroke propeller shaft service
- Mercury 150HP FourStroke gear housing service
- Cross pin, clutch, and retaining spring replacement
FAQ
- What is Mercury 8M0047945? Mercury 8M0047945 is a cross pin retainer spring used in compatible gear housing / propeller shaft assemblies.
- What is the Mercury part reference? This spring is also referenced as 24-8M0047945.
- What horsepower range does it fit? This spring fits select 65 Jet through 150HP Mercury 4-stroke applications where 8M0047945 is specified.
- What engine types does it fit? This part fits select 4-stroke EFI, 4-stroke Jet, and FourStroke applications where specified.
- Where is this spring used? It is used in the gear housing / propeller shaft / clutch assembly area on compatible outboards.
- Does this fit 150 FourStroke models? Yes. This spring is used on select 150 4-Stroke applications with serial range 1B905505 & Up where specified.
- What is the GTIN? The GTIN is 745061884601.
- How should I confirm fitment? Match part number 8M0047945 or 24-8M0047945 to your engine model, serial number, gear housing assembly, and parts diagram before ordering.

