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
Menu
Account
Settings
Distributor Caps

Distributor Caps

17 Items

Set Descending Direction
View as List Grid
  1. Small Image
    Prestolite V8 Screw Down Distributor Cap | Sierra 18-5352
    SIERRA-18-5352
    Qty In Stock: 26
    Brand: Sierra

    Distributor cap for V8 Prestolite distributors using two screws to attach cap to distributor housing

    Learn More
    MSRP: $39.25 $23.92
    Add to Wishlist
  2. Small Image
    Prestolite V8 Clip Down Distributor Cap | Sierra 18-5369
    SIERRA-18-5369
    Qty In Stock: 4
    Brand: Sierra
    Distributor cap for V8 marine engines with Prestolite distributors using two clips to retain cap to distributor housing. Learn More
    MSRP: $45.03 $29.74
    Add to Wishlist
  3. Small Image
    Mallory 4 Cylinder Distributor Cap | Sierra 18-5397
    SIERRA-18-5397
    Qty In Stock: 9
    Brand: Sierra

    Aftermarket distributor cap for OMC 2.3L Ford marine engines with Mallory distributors

    Learn More
    MSRP: $75.18 $45.11
    Add to Wishlist
  4. Small Image
    Mallory V8 Distributor Cap | Sierra 18-5376
    SIERRA-18-5376
    Qty In Stock: 12
    Brand: Sierra
    Stack style cap fits V8 marine engines with Mallory stack cap distributors. Learn More
    MSRP: $45.23 $27.55
    Add to Wishlist
  5. Small Image
    Volvo Bosch Distributor Cap | Sierra 18-5358
    SIERRA-18-5358
    Qty In Stock: 3
    Brand: Sierra
    Aftermarket Bosch 4 cylinder distributor cap fits various Volvo Penta marine engines. Learn More
    MSRP: $115.80 $69.55
    Add to Wishlist
  6. Small Image
    V8 Ford EFI Distributor Cap | Sierra 18-5248
    SIERRA-18-5248
    Qty In Stock: 4
    Brand: Sierra
    Aftermarket replacement distributor cap fits Ford V8 EFI engines. Learn More
    MSRP: $54.55 $33.24
    Add to Wishlist
  7. Small Image
    Prestolite Distributor Cap | Sierra 18-5359
    SIERRA-18-5359
    Qty In Stock: 0
    Brand: Sierra
    Aftermarket 4 cylinder distributor cap fits Atomic Four marine engines with Prestolite ignitions. Learn More
    MSRP: $21.95 $19.59
    Add to Wishlist
  8. Small Image
    Delco Inline 6 Cylinder Distributor Cap | Sierra 18-5386
    SIERRA-18-5386
    Qty In Stock: 2
    Brand: Sierra
    Distributor cap for 6 cylinder inline marine engines with Delco conventional ignition distributors. Learn More
    MSRP: $34.08 $23.13
    Add to Wishlist
  9. Sierra 18-5396 Thunderbolt V6 Distributor Cap
    Thunderbolt V6 Distributor Cap | Sierra 18-5396
    SIERRA-18-5396
    Qty In Stock: 7
    Brand: Sierra

    Distributor cap for Mercruiser V6 marine engines with Thunderbolt ignitions

    Learn More
    MSRP: $37.30 $22.75
    Add to Wishlist
  10. Small Image
    Delco EST V8 Distributor Cap | Sierra 18-5354
    SIERRA-18-5354
    Qty In Stock: 13
    Brand: Sierra

    Distributor cap for GM V8 marine engines with Delco EST module-in-cap distributors

    Learn More
    MSRP: $43.73 $26.63
    Add to Wishlist
  11. Small Image
    Delco EST V6 Distributor Cap | Sierra 18-5362
    SIERRA-18-5362
    Qty In Stock: 4
    Brand: Sierra

    Distributor cap for GM V6 marine engines with Delco EST module-in-cap distributors

    Learn More
    MSRP: $38.08 $25.70
    Add to Wishlist
  12. Small Image
    Prestolite V6 Screw Down Distributor Cap | Sierra 18-5353
    SIERRA-18-5353
    Qty In Stock: 4
    Brand: Sierra

    Distributor cap for V6 Prestolite distributors using two screws to attach cap to distributor housing

    Learn More
    MSRP: $52.60 $33.42
    Add to Wishlist
  13. Small Image
    Delco EST 4 Cylinder Distributor Cap | Sierra 18-5361
    SIERRA-18-5361
    Qty In Stock: 4
    Brand: Sierra

    Distributor cap for 4 cylinder marine engines with Delco EST HEI module-in-cap distributors

    Learn More
    MSRP: $16.35 $9.94
    Add to Wishlist
  14. Sierra 18-5389 Mercury V8 Distributor Cap
    Mercury V8 Distributor Cap | Sierra 18-5389
    SIERRA-18-5389
    Qty In Stock: 1
    Brand: Sierra

    Replacement cap for original Mercury Marine V8 Autolite ignition systems

    Learn More
    MSRP: $40.88 $26.71
    Add to Wishlist
  15. Small Image
    Thunderbolt V8 Distributor Cap | Sierra 18-5395
    SIERRA-18-5395
    Qty In Stock: 12
    Brand: Sierra

    Distributor cap for Mercruiser V8 marine engines with Thunderbolt ignitions

    Learn More
    MSRP: $57.13 $34.78
    Add to Wishlist
  16. Small Image
    Delco 4 Cylinder Distributor Cap | Sierra 18-5385
    SIERRA-18-5385
    Qty In Stock: 8
    Brand: Sierra
    Aftermarket distributor cap fits 4 cylinder marine engines with Delco conventional ignition distributors. Learn More
    MSRP: $26.08 $16.63
    Add to Wishlist
  17. Small Image
    Mallory V8 Flat Distributor Cap | Sierra 18-5375
    SIERRA-18-5375
    Qty In Stock: 9
    Brand: Sierra
    Crab style cap fits V8 marine engines with Mallory flat cap distributors. Learn More
    MSRP: $90.35 $55.05
    Add to Wishlist

17 Items

Set Descending Direction
View as List Grid
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.
© 2025 Marine Parts Source. All Rights Reserved.