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Marine / Boat Propeller Stop Block

  • $ 1179

JSP Manufacturing® Boat Propeller Stop Block

This kit is available in multiple colors. Please select your color choice.

Our JSP Brand Boat Propeller Stop Block for marine / boat propellers is simple to use. Securely holds your prop in place while removing or installing prop nuts ensuring a safe prop change out. Simply slip on to anti-ventilation or cavitation plate to wedge one prop blade against and to keep the propeller from turning.  Please remember to remove the propeller stopper before using your boat.

  • Plastic Marine / Boat Propeller Stop Block
  • Securely holds prop during change out.
  • Simple to use.
  • Makes prop-changing safer.
  • Compact, lightweight, keep onboard with your prop wrench.
  • Colors: Black, Blue, or Yellow
  • Quantity: 1 stop block
  • Made in USA

Measures Approximately:
Length: 4-7/16 inches
Width: 1-10/16 inches
Height: 2-15/16 inches
Length of Slide Groove: 2-1/4 inches

Brand: JSP Manufacturing®

Easy to Use Instructions:

  1. Turn off ignition or disconnect battery.
  2. Position propeller stop center with blade tip.
  3. Slide propeller stop onto the right side of cavitation or anti-ventilation plate.
  4. Remove Prop
  5. Reverse position of propeller stop to install and tighten prop nut
  6. After installation is complete, remove propeller stop
  7. Reconnect Battery

All Outboard & Stern Drive applications

*This item is also sold in a kit with the Propeller Wrench.

**Despite every effort to accurately depict each of our product's color when uploaded to our website, actual colors may vary due to lighting, as well as different devices you might be using. Therefore the color in the image may vary slightly for the actual color of the product. **

We offer a 30-Day Guarantee, if you have any issues with your item, please contact us to resolve the problem.

Return Information
Returns will be the cost of the item purchased, MINUS any shipping costs that we incurred shipping to you, or any return shipping costs. All returns must be in unused, undamaged, and unaltered condition. If you have any questions regarding your return, please contact us.

Shipping Information
We guarantee that if you place the order on a business day before 2PM (EST), it will ship out that same day.  If placed after 2PM (EST), it will ship out the following business day.

Orders received on weekends after 2PM (EST) Friday through 2PM (EST) Monday will ship on Monday. Shipping will start counting Tuesday.

Two-Day Shipping (when available) - shipping days start being counted the day after the shipping carrier receives that package. For example, if they receive the package on Monday before the cutoff time it will be delivered on Wednesday. (Day 1 is Tuesday / Day 2 is Wednesday – does not include the order date). TWO BUSINESS DAYS *Does not include weekends or holidays.

Unfortunately, once your order leaves our facility, we are unable to control delays or errors by the shipping carrier.

Please Contact     JSP Manufacturing  
At 727-328-8733 If you have any questions or need larger quantities.

Monday - Friday 8AM-5PM Eastern Time.

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