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Cummins ISX15 Cylinder Head 2011-2018: OEM 5658294RX

CUMMINS ISX15 CYLINDER HEAD 2011-2018: OEM 5658294RX

Shipping ICON

ORDERS PLACED BEFORE 3PM EST WILL SHIP SAME DAY

WARRANTY ICON

WARRANTY
1M MILES OR 1 YEAR

$3,895.00

CORE CHARGE:

$1,000.00
iCORE DISCLAIMER: The CORE charge is a 30 day hold and will not be processed as long as the CORE is returned within 30 days. If you do not have a CORE or fail to return the CORE within 30 days, the CORE charge hold amount will be processed at that time.

AVAILABILITY IN STOCK
OEM NUMBER5658294RX
PART TYPECylinder Head
BRANDTamerx Diesel Products
ENGINE MAKECummins
ENGINE TYPEISX15
YEAR2011-2018
PART NUMBER5658294RM

PRODUCT DESCRIPTION

This is a Remanufactured Tamerx Cylinder Head, Tamerx part number 5658294RM ( OEM Part Number 5658294RX ). All parts are proudly remanufactured in the U.S.A. to the highest of OEM standards, and improvements are often applied to the original design in the remanufacturing process. This part is primarily made for a Cummins ISX15, production years 2011-2018, and comes with a One Million Miles or One Year Warranty. For additional warranty info Click Here

OEM NUMBERS

Primary OEM5658294RX
Additional OEM3687607, 4386009, 5658294RX

ADDITIONAL DETAILS

CONDITIONRemanufactured
UPC / Barcode
WEIGHT375.00 LBS

SHIPPING OPTIONS

Ship Weight : 375.00 LBS
UPS Ground, 2nd Day Air, Next Day Air

SHIPPING POLICY

Tamerx Diesel Products ships via UPS Ground. Next day air shipping can be arranged for a reasonable price of anywhere from $50.00 - $100.00 depending on the weight of the product and your location. We will do everything we can to make sure that you get the service you need. We understand how important it is to receive your order as quickly as possible.
In most cases Tamerx Diesel Products only needs one address, as long as your product is shipping to the same location as your billing information. In order to eliminate credit card fraud, your billing information must match the credit card you provide.

The terms, conditions, and details of our warranty vary from product to product. Specific warranty details can be found below.

Tamerx Diesel Products provides a replacement warranty on all of our parts. The duration and mileage limitations of the warranty vary by product and are specified on the product's detail page/item listing.

Please note that the warranty covers replacement of the part and the cost of shipping the replacement part to you only. It does not cover any shop, labor, towing, or any similar or related costs. This is not a "money back guarantee".

If you experience a problem with your part or it is not functioning properly, the correct warranty procedure is to call us at (510) 257-1777 (8:00 AM - 5:00 PM ET Monday through Friday). Be sure to have your order number and/or other relevant order information ready so we can easily locate your order and resolve your issue as quickly as possible. From that point, we will review with you any troubleshooting steps that may need to be taken and other areas or systems that can be checked to rule out external problems contributing to your part's issue. If a replacement is determined to be necessary, we will then arrange for your replacement part to ship out ASAP and issue any necessary return shipping labels and/or documents.

As is the case for the majority of the diesel products sold on Tamerx Diesel Products, your part's warranty is active as soon as you install it. In some other cases, warranty activation is contingent upon you sending us your core (i.e., your old part). Tamerx Diesel Products will provide you a return shipping label for parts that have a warranty with a core return condition. When we have received your core return, the part's warranty coverage begins. We reserve the right to void the product warranty if your core is not received within the allotted time, or if it isn't received at all. If the warranty for the diesel part you are purchasing has a core return requirement, it will be clearly noted on the product detail page/item listing.

What is a Core Charge?

A core charge (also called "core deposit") is similar to the deposit you might pay for a can or bottle of soda and is a standard requirement in the auto parts industry. For example, in many states, to promote recycling, you pay a deposit when you purchase a can of soda and receive your deposit back when you return the empty can. Many automotive parts have a core charge, or core price, that works in essentially the same way as a soda can deposit.

30 Day Core Charge Hold

You authorize Tamerx Diesel Products, to hold your credit card for the specified core charge amount and that you agree to return your core with 30 days of receiving the purchased part. When we have received your core return, the hold is released and the core charge payment is canceled.

The customer, or parts buyer, is responsible for any shipping costs associated with core returns unless otherwise specified in the product listing/detail page. Tamerx Diesel Products offers prepaid UPS shipping labels (SKU numbers UPS-CR1 and UPS-CR2) for use in returning your core that are available for purchase on our website during your shopping/order process.

The shipping label you will need to use for the core return is dependent upon what part you are purchasing. UPS-CR1 is good for cores weighing up to 20 pounds. UPS-CR2 is appropriate for shipping cores weighing 21 pounds or more. You must include enough information with the core return that clearly identifies it as a.) a Core Return, and b.) contains enough information we can use to clearly associate the core return with your order. Including a copy of the invoice or packing slip that came with the original shipment, clearly marked "Core Return", is ideal. Alternately, you can include a note marked as "Core Return" that includes your order number, full name and address, and phone number or other contact information. Failure to include this information with your returned core will most likely delay any due core credit being issued and/or delay any applicable warranty activation. Core returns need to be for the exact part purchased and cannot be damaged. Substituting another part in place of the part you have purchased is not acceptable.

All fluids must be drained.

If you have purchased a set or a parts package, you will need to return cores for all components of the set. For example, if you have purchaed a high pressure oil pump with an IPR valve, you will need to return both HPOP and IPR valve cores to receive proper credit. If you have purchased an EGR cooler/EGR valve package, your core return must consist of an EGR cooler core and an EGR valve core, or core credit will not be given.

Core Charges are often mandated by state legislature, and, as such, the actual core charge and taxes on the charge may vary depending on the state in which you buy your part. The Tamerx Diesel Products core charge presented to you online today with your item is representative of the most common core charge.


Engineered for 2011–2018 Cummins ISX15 engines, the OEM 5658294RX cylinder head is built to meet rigorous factory specifications for durability, precision, and reliability. This component is designed to provide proper sealing, structural integrity, and thermal control for the ISX15 platform, helping to ensure consistent engine working conditions in demanding environments. Manufactured to exact standards, it supports optimal airflow and combustion efficiency while maintaining compatibility with OEM hardware and gaskets. Ideal for both routine replacement and major engine rebuilds, this cylinder head offers long-term dependability for fleet operators and service professionals alike. Trust OEM-quality construction to help keep your Cummins ISX15 operating efficiently and within regulatory standards.

FITMENT CHART

YEARMAKEENGINE(S)
2011Cummins ISX15
2012Cummins ISX15
2013Cummins ISX15
2014Cummins ISX15
2015Cummins ISX15
2016Cummins ISX15
2017Cummins ISX15
2018Cummins ISX15

PEOPLE ALSO ASKS | BLOG(S)

The cylinder head is one of the most critical components of the Cummins ISX15 engine, responsible for housing vital engine parts such as valves, springs, and the combustion chamber. The Cummins ISX15 Cylinder Head 2011-2018: OEM 5658294RX is designed to provide the reliability and durability required for heavy-duty applications. Preventing cylinder head failures is crucial to maintaining engine performance and avoiding costly repairs.

Key Causes of Cylinder Head Failures and How to Avoid Them

  • Overheating Issues

    •  Overheating is a primary cause of cylinder head failures. This can occur due to a malfunctioning cooling system, such as a faulty water pump or clogged radiator. Regularly inspecting and maintaining your cooling system can prevent overheating and protect your cylinder head. The OEM 5658294RX is designed to withstand high temperatures, ensuring durability under demanding conditions.

  • Improper Torque of Head Bolts

    •  Incorrectly torqued head bolts can lead to uneven pressure distribution across the cylinder head, resulting in cracks or warping. Always follow the manufacturer’s torque specifications when installing the cylinder head to avoid these issues. The Cummins ISX15 Cylinder Head OEM 5658294RX is engineered to fit perfectly, ensuring proper bolt tension and minimizing the risk of damage.

  • Poor Maintenance Practices:

    • Regular maintenance is key to preventing cylinder head failures. Neglecting oil changes, using the wrong type of coolant, or ignoring small issues can lead to significant damage over time. The OEM 5658294RX cylinder head is built to last, but it still requires consistent maintenance to ensure its longevity.

  • Using Inferior Parts

    •  Using aftermarket or substandard parts can compromise the integrity of the cylinder head. Always opt for genuine parts like the Cummins ISX15 Cylinder Head OEM 5658294RX, which is specifically designed to meet the exact specifications of your engine.

Why Choose the OEM 5658294RX Cylinder Head?

The Cummins ISX15 Cylinder Head OEM 5658294RX is built to deliver exceptional performance and reliability. It is designed to handle the rigors of heavy-duty use while minimizing the risk of failure. By choosing this OEM part, you’re ensuring that your engine receives the best possible components, reducing the likelihood of cylinder head failures and extending the life of your engine.

Preventing cylinder head failures is essential to maintaining the performance and longevity of your Cummins ISX15 engine. The Cummins ISX15 Cylinder Head 2011-2018: OEM 5658294RX is the ideal choice for those looking to avoid common pitfalls and ensure their engine remains in top condition. Invest in quality, and protect your engine with this reliable and durable cylinder head.

The cylinder head is a critical component of your vehicle’s engine, housing the combustion chambers, intake and exhaust valves, and other essential parts. When the cylinder head fails, it can lead to significant engine problems that, if left unaddressed, could result in costly repairs or even engine failure. Understanding the symptoms of a bad cylinder head can help you take prompt action to prevent further damage. In this blog, we’ll discuss the key signs that indicate your cylinder head may be failing.

  • Overheating Engine

    • One of the most common symptoms of a bad cylinder head is an overheating engine. If the cylinder head cracks or warps, it can disrupt the cooling system, leading to excessive heat buildup in the engine.

  • Loss of Power

    • A failing cylinder head can cause a noticeable drop in engine performance. You may experience a loss of power, sluggish acceleration, or difficulty maintaining speed, especially when climbing hills or towing.

  • White Smoke from Exhaust

    • If the cylinder head is cracked or the head gasket is blown, coolant can leak into the combustion chamber, resulting in white smoke coming from the exhaust. This is a clear sign of a serious problem that needs immediate attention.

  • Oil Contamination

    • A bad cylinder head can cause oil and coolant to mix, leading to contaminated oil. This can be identified by a milky or frothy appearance of the oil, which can be seen on the dipstick or under the oil cap.

  • Poor Fuel Efficiency

    • When the cylinder head isn’t functioning properly, it can disrupt the engine’s ability to burn fuel efficiently. This often results in a noticeable decrease in fuel efficiency, causing you to fill up the gas tank more frequently.

  • Check Engine Light

    • A failing cylinder head can trigger the check engine light, especially if it causes misfires or other engine performance issues. If the light comes on along with any of the above symptoms, it’s crucial to have your vehicle inspected.

Recognizing the symptoms of a bad cylinder head is essential for maintaining your vehicle’s engine health and avoiding costly repairs. If you notice signs such as engine overheating, loss of power, white smoke from the exhaust, or oil contamination, it’s important to have your vehicle inspected by a professional as soon as possible. Addressing cylinder head issues early can save you from more extensive damage and ensure your engine continues to run smoothly and efficiently. Stay vigilant for these symptoms to keep your vehicle in top condition.

Yes, a cracked or leaking cylinder head can cause coolant loss and overheating in the ISX15.

Yes, the 5658294RX cylinder head is designed with heat-resistant materials suitable for high-load commercial applications.

Cracking, warping, valve seat failure, or coolant leakage are common reasons to replace the ISX15 cylinder head.

Yes, cracks in the cylinder head can lead to coolant leakage into the combustion chamber, resulting in white smoke or misfires.

Cummins Cylinder Heads