Contact Us
My Account
Search Over 1 Million OEM Parts
Most parts in stock- Same day fulfillment
Where is my model number?

Select your engine to find guaranteed-fit parts:

NGKBPZ8HS-10 33-14814Q

Satisfaction rating 5 out of 5 (9 Ratings)
$13.99
You save $3.18. (19%) $17.17
There is a newer version of this part: 938
5+ IN STOCK
Ships Immediately
Mercury logo

Product Description

Mercury factory part. Search for more factory parts & parts diagrams.
Refresh

Product Questions

There are no questions for this product. Ask a new question and receive an answer, directly from our support staff.

Refresh

9 Product Reviews

Mercury 150

Repair Difficulty
Medium
Repair Time
Less than 30 mins
Great! Return customer. The online parts catalog makes finding parts so easy and I know they’ll fit. OEM brands is a must, and they have it or can get it fast. Prices are best around on almost everything and 1 call to customer service answered ALL my questions. Preferred vender.
by

Problem fixed: Full service tune-up (used boat)

I checked all the boxes on this used boat with unknown service history. I replaced everything from spark plugs, thermostats, fuel pump, both fuel filters, fuel line, and some miscellaneous missing/broken items from the cowling. Crowley had it all!

Excellent.
by

Fast shipping, right parts
by

Always good experience ordering from Crowley Marine. Thanks.
by

Mercury 150 xl

Excellent customer service. But I have order from July 23 and waiting trigger for Mercury Marine because are out of stock.
by

Very helpful description on how to use there website. Emailed me detailed pics about boat repair also. Was much helpful.... Thanks Crowley marine
by

Merc inboard

Repair Difficulty
Medium
Repair Time
30 to 60 mins
Great!
by

Problem fixed: Hard starting

Changed plugs, fuel filter water separation filter, and oil sensor. Runs great

Repair Difficulty
Easy
Repair Time
Less than 30 mins
Very good
by

Problem fixed: None

Winter maintenance

240 HP Mercury

by
Refresh

Product Fitment Grid

This guide is to be used as a reference only. You must verify fitment using your model or serial number.

Refresh

Customers Also purchased
Refresh

Supersession Chain

Name SKU Superceding SKU
QL78YC Spark Plug 938 CURRENT
SPARK PLUG NGKBPZ8HS-10 VIEWING THIS PRODUCT 14814Q 938
SPARK PLUG NGKBPZ8HS-10 14814548 14814Q
NGK ZH8A-10 858250 14814548
Due to manufacturer policy OEM Mercury products can only be shipped to addresses within the United States.