HOLIDAY ALERT

We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

Weather Closure Alert

Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

WE WANT TO HEAR FROM YOU!

We strive to make improvements that make it easier to serve your boating needs.
We’d like to know more about you and how we can do the best job possible for you.
Please take the time to complete this brief 3-5 minute survey to help us serve you better.

FREE Ground Shipping on Orders over $100!  Exceptions apply - see details.

Toggle Nav
  • Sign In
  • Create an Account
My Cart
Search
Advanced Search
Menu
Account
Settings

Knock Sensor | Crusader R020027

Special Price $70.21 Regular Price $84.72
SKU
CRU-R020027
Brand: Crusader

Show or Hide Price

Qty In Stock: 6 ⓘ
Shipping Icon
Add to Wish List

Engine sensor sends a signal to the ECM when abnormal ignition occurs.

main product photo
Substitute Products
  1. GM Knock Sensor | Pleasurecraft Marine R020027 Pleasurecraft Marine | PCM-R020027
    Brand :Pleasurecraft Marine
    Qty In Stock: 0
  2. Knock Sensor | Sierra 18-7677 Sierra | SIERRA-18-7677
    Brand :Sierra
    Qty In Stock: 0
  3. Knock Sensor | Volvo Penta 22024631 Volvo Penta Marine Parts | VOLVO-22024631
    Brand :Volvo Penta
    Qty In Stock: 0
  4. SENSOR KNOCK Indmar | IND-556015
    Brand :Indmar
    Qty In Stock: 0
  5. Knock Sensor | Quicksilver 806612T Quicksilver | QS-806612T
    Brand :Quicksilver
    Qty In Stock: 0
  6. Knock Sensor | EMP 1300-36039 EMP | EMP-1300-36039
    Brand :EMP
    Qty In Stock: 0
  7. Mercruiser PCM Volvo Knock Sensor | Recmar REC806612T Recmar | RECMAR-REC806612T
    Brand :Recmar
    Qty In Stock: 4
  • 1/4 inch NPT thread size
  • Single wire plug-in
  • Original Crusader
  • Replaces Crusader 48008
  • Replaces Indmar 556015
  • Replaces Quicksilver 806612T
  • Replaces Pleasurecraft R020027
  • Replaces Volvo 22024631
Specifications
More Information B2C
Manufacturer Part No. R020027
Brand Crusader
Shipping/Dimensional Weight 0.200000
Actual Weight 0.2
Availability In Stock
Ships free when order qualifies Yes
Hazmat Fee No
Notice WARNING - this product may contain a chemical known to the state of California to cause cancer and reproductive harm. For more information visit www.P65warnings.ca.gov.
Product Attachments

File(s)

Trustpilot

Sorry, is not an active item in our system. However, we may still be able to help you. Please email us at rajeshk@klizer.com or call us at (866)388-0390 for assistance. Please make sure to have the item number handy when you contact us.

© 2026 Marine Parts Source. All Rights Reserved.