Easy
15-30 minutes
This spark plug is an authentic OEM supplied replacement part. It is specially designed for use with Homelite and Ryobi digital inverter generators. The purpose of the spark plug is to deliver electric current from an ignition system to the combustion chamber. Over time spark plugs will get fouled or damaged eventually requiring replacement. Please note, one item is included per order. You will need a spark plug wrench or a socket wrench to complete the repair.
Spark Plug 870174004
OEM part for: Ryobi, Homelite
Part Number: 870174004
$10.62
Usually ships in 7 - 12 business days
Leaves our warehouse within 7 - 12 business days
Jump To:
Frequently Purchased Together ?
Compatibility
This part will fit the following 7 machines
Ryobi
RYi2000T Digital Inverter Generator View Diagrams & Manuals
RYi2000TA Digital Inverter Generator View Diagrams & Manuals
RYi2200 Digital Inverter Generator View Diagrams & Manuals
RYCI2001 Digital Inverter Generator View Diagrams & Manuals
RYI2200A Digital Inverter Generator View Diagrams & Manuals
RYI2200G Digital Inverter Generator View Diagrams & Manuals
Homelite
PSI2000 Digital Inverter Generator View Diagrams & Manuals
Show More Compatible Models
This item works with the following types of products:
- Generator Parts
Customer Part Reviews ?
Average Rating (out of 5):
Click to filter by ratings:
5 stars
4
4 stars
0
3 stars
1
2 stars
0
1 stars
0
< PREV
- 1
excellent spark plug
what more can you ask for - item shipped quickly and packaged appropriately for the transit. Looking forward to many successful sparks from it...
ej -
August 27, 2020
Verified Purchase
perfect fit
parts were prompt and customer service was better you could expect
Guest -
October 5, 2019
Verified Purchase
Routine maintenance
Good plug. Worked as expected. Generator will continue to work well
Guest -
September 18, 2019
Verified Purchase
Worked perfect
Plug and play part.
Guest -
September 10, 2019
Verified Purchase
Wrong Size!
Spark Plugs were received in good condition, but I think I order the wrong one. Want fit my Generator. Will buy them locally from now on.
Guest -
January 14, 2023
Verified Purchase
eReplacementParts Team
Hello Gary, thank you for your review. We are sorry that the part was not a good fit. If you want to call in with your model number to speak with an agent, we can assist you in resolving this issue. Have a good day.
t
t
t -
t days ago
Verified Purchase
eReplacementParts Team
t
Questions & Answers ?
Our customer Service team is at the ready daily to answer your part and product questions.
Ask our Team
We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
Does this fit my product?Questions & Answers for Spark Plug
No questions have been asked yet
Customer Repair Instructions ?
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part.
Generator surging at idle
Dominick - November 6, 2018
👍 1 of 1 people found this instruction helpful
Tool Type
Generator
Difficulty
Medium
Time
30-60 minutes
Tools Used
Screwdriver, Pliers, Power Drill, Socket set, Wrench Set, Nutdriver, Adjustable Wrench
Parts Used
1 Remove covers from the carb side of the unit...a lot of screws to gain access to the carb.
2. Block the fuel tank off if there is gas in the tank.
3. Drain the the carb
4. Remove air cleaner and fuel pump and all hoses incorporated
5. Remove the carb.
6. Swap all the parts that are attached to the old carb to the new one. be careful not to damage the screws hold this plastic assembly to the carb, and be careful with the tiny governor spring underneath the throttle shaft.
7. I replaced the spark pug with new, reinstall the carb and attached all hoses, checked or replace the fuel filter, open the fuel line.
8. Carefully start it up before reinstalling the covers...took me about and hour working carefully.
2. Block the fuel tank off if there is gas in the tank.
3. Drain the the carb
4. Remove air cleaner and fuel pump and all hoses incorporated
5. Remove the carb.
6. Swap all the parts that are attached to the old carb to the new one. be careful not to damage the screws hold this plastic assembly to the carb, and be careful with the tiny governor spring underneath the throttle shaft.
7. I replaced the spark pug with new, reinstall the carb and attached all hoses, checked or replace the fuel filter, open the fuel line.
8. Carefully start it up before reinstalling the covers...took me about and hour working carefully.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Generator was running rough.
William - October 14, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Generator
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Socket set
Parts Used
Changed the spark plug.
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Bad plug
Jim - December 1, 2018
Tool Type
Generator
Difficulty
Easy
Time
Less than 15 minutes
Tools Used
Screwdriver, Wrench Set
Parts Used
Installed a new plug
Did you find this story helpful?
Thanks for voting and helping fellow customers!
OEM stands for Original Equipment Manufacturer and means the part you’re buying is sourced directly from the manufacturer who made your product. At eReplacementParts, we sell only genuine OEM parts, guaranteeing the part you’re purchasing is of better design and of higher quality than aftermarket parts.
Our product descriptions are a combination of data sourced directly from the manufacturers who made your product as well as content researched and curated by our content & customer service teams. This content is edited and reviewed internally before being made public to customers.
Our customer service team are at the ready daily to answer your part and product questions. We have a dedicated staff with decades of collective experience in helping customers just like you purchase parts to repair their products.
All our part reviews are solicited directly from other customers who have purchased this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
All our customer repair instructions are solicited directly from other customers just like you who have purchased and replaced this exact part. While we moderate these reviews for profanity, offensive language or personally identifiable information, these reviews are posted exactly as submitted and no alterations are made by our team.
Based on data from past customer purchasing behaviors, these parts are most commonly purchased together along with the part you are viewing. These parts may be necessary or helpful to replace to complete your current repair.
All our installation videos are created and produced in collaboration with our in-house repair technician, Mark Sodja, who has helped millions of eReplacementParts customers over the last 13 years repair their products. Mark has years of experience in selling and repairing both commercial and residential products with a specialty in gas-powered equipment.
This data is collected from customers who submitted a repair instruction after replacing this exact part. Customers can rate how easy the repair was to complete and how long it took. We aggregate this data to provide a repair rating that allows customers to quickly determine the difficulty and time needed to perform their own repair.
