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Brand: Sierra Marine
18-0550 Sierra Marine Plug Off Cap
Sierra 18-0550 Marine Plug Off Cap for V-8 models.
Currently out of stock
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18-0550 Sierra Marine Plug Off Cap
OEM: OMC 909830.
This cap is designed for V-8 models with stern drives and inboards from 1977 to present.
Key Features
Specifications
- Length
- 7.15 lb
- Width
- 5.85 lb
- Height
- 2.15 lb
- Weight
- 0.08 lb
- ASIN
- B000LN15CS
- UPC
- 030999874542
- Ships From
- United States
- Brand
- Sierra Marine
Frequently Asked Questions
About 18-0550 Sierra Marine Plug Off Cap
01 What is the OEM number for this product?
OEM: OMC 909830
02 What is the I.D. of the cap?
I.D.: 1 1/4" or 31.8mm
03 What models is this cap for?
For: V-8 Models Stern Drives & Inboards (1977 to present)
04 What is the ASIN for this product?
The ASIN for this product is B000LN15CS.
05 What is the UPC / barcode for this product?
The UPC/barcode for this product is 030999874542.
06 Where does this ship from?
Orders ship from our fulfillment center in Dover, Delaware, USA.
07 How many days will it take to arrive?
Orders ship within 1-2 business days and typically arrive within 4-5 business days via free standard shipping -- usually by Nov 18.
08 Does this product accept returns?
Yes -- this item can be returned within 15 days of delivery for a free return by mail. See our return policy for full details.

