Hard
More than 2 hours
This item has been OEM sourced to ensure quality. The gasket is intended to be used with lawnmower engines from Kohler, MTD, Ryobi, and Yard-Man. The gasket is used to seal the connection between the exhaust pipe and the cylinder assembly. The exhaust manifold gasket is priced as a single item.
Gasket: Exhaust Manifold 12 041 03-S
OEM part for: Kohler, Ryobi, MTD, Yard Man
Part Number: 12 041 03-S
$7.51
In Stock
Order within the next 21 minutes and your part ships today! 
Jump To:
Frequently Purchased Together ?
Compatibility
This Gasket: Exhaust Manifold will fit the following 2473 machines. Confirm this part works with your model, and view the detailed model diagrams and repair help we have to offer.
Displaying 20 of 2473 matching models.
2473 total model matches. Try the above search to narrow your results.
This is the official OEM part for the following brands:
- Craftsman
- Cub Cadet
- Husky
- Kohler
- MTD
- Ryobi
- Toro
- Troy-Bilt
- Yard Machines
- Yard Man
This item works with the following types of products:
- Engine
- Lawn Mower
- Lawn Tractor
This part replaces obsolete part #: 721-0375, 7210375, KH-12-041-03, KOH1204103-S, 12 43 03-S
Customer Part Reviews ?
Average Rating (out of 5):
Click to filter by ratings:
5 stars
2
4 stars
1
3 stars
0
2 stars
0
1 stars
0
< PREV
- 1
OEM part perfect replacement
Online part diagrams provided save time and prevent ordering the wrong parts. My parts arrived in good packaging and on time. I have used this site for a variety of DIY repairs and highly recommend.
Guest -
October 30, 2023
Verified Purchase
Exhaust gasket
Good quality perfect fit fair price
Guest -
January 23, 2020
Verified Purchase
Perfect fit
I was concerned about a direct replacement part that was going to actually fit. No worries, it was perfect.
Guest -
August 23, 2019
Verified Purchase
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 Gasket: Exhaust Manifold
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.
Blown head gasket
walter - August 20, 2017
👍 1 of 1 people found this instruction helpful
Tool Type
Lawn Tractor
Difficulty
Medium
Time
More than 2 hours
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set
Remove hood and side panels, remove tin around cylinder and head, remove intake and exhaust, remove valve cover and rockers, unbolt head and remove. clean all gasket areas and install all parts in reverse order. change engine oil
Did you find this story helpful?
Thanks for voting and helping fellow customers!
Lawn tractor was hard to start and engine would knock under a load
Matt - January 13, 2018
Tool Type
Lawn Tractor
Difficulty
Expert
Time
More than 2 hours
Tools Used
Screwdriver, Pliers, Socket set, Wrench Set, Nutdriver, Adjustable Wrench, Cordless impact, torque wrech
1 Removed hood
2 Removed deck and belt
3 Removed drive belt and drive pulley from engine
4 Removed battery and all wires attached to engine
5 Removed muffler
6 Removed 4 bolts holding engine on the frame
7 Removed engine
8 Removed pan off bottom of engine removed and installed a new used cam shaft and lifters then put engine back together with all new gaskets
2 Removed deck and belt
3 Removed drive belt and drive pulley from engine
4 Removed battery and all wires attached to engine
5 Removed muffler
6 Removed 4 bolts holding engine on the frame
7 Removed engine
8 Removed pan off bottom of engine removed and installed a new used cam shaft and lifters then put engine back together with all new gaskets
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.
Learn MoreOur 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.
