SKI-DOO Sdi Cylinder Head 420613702 420613704 04FT-08FT

( Brand: Ski-doo ), ( Manufacturer Part Number: 04-08 ), ( Part Type: Cylinder Head ), ( Country Of Origin: United States ), ( California Prop 65 Warning: Motor Vehicles Contain Fuel, Oils And Fluids, Battery Posts, Terminals And Related Accessories Which Contain Lead And Lead Compounds And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm. These Chemicals Are Found In Vehicles, Vehicle Parts And Accessories, Both New And As Replacements. When Being Serviced, These Vehicles Generate Used Oil, Waste Fluids, Grease, Fumes And Particulates, All Known To The State Of California To Cause Cancer, Birth Defects, And Reproductive Harm. )

Review SKI DOO Sdi Oem Cylinder Head Good fits MXZ HO 600 2004–2008

Introducing the Ski-Doo 04-08 420613702 and 420613704 MXZ 600 HO SDI 04ft Cylinder Head, a high-performance component designed to deliver an exceptional riding experience for your Ski-Doo snowmobile. This cylinder head is engineered specifically for MXZ 600 HO SDI models produced between the years 2004 and 2008 and comes in two variants, 420613702 and 420613704, ensuring a perfect fit for your vehicle.

The Ski-Doo 04-08 420613702 and 420613704 MXZ 600 HO SDI 04ft Cylinder Head is built using advanced materials and manufacturing processes to provide unmatched durability and efficiency. Its sleek design not only enhances the overall look of your snowmobile but also ensures optimal engine performance under various riding conditions.

This cylinder head features an SDI (Selective Dual Ignition) system, which allows for two separate ignition systems to be utilized within the cylinder head. This advanced technology offers improved combustion efficiency and controllability, resulting in increased power output and smoother engine operation.

The 04-08 420613702 and 420613704 MXZ 600 HO SDI 04ft Cylinder Head also incorporates a high-flow intake and exhaust port design, ensuring optimal air and fuel mixture delivery to the engine and efficient exhaust gas evacuation. Additionally, it is equipped with advanced cooling features, such as large coolant passages and a high-capacity water pump, to maintain ideal operating temperatures for optimal engine performance.

The cylinder head's precision-machined components ensure a perfect fit and seamless integration with your snowmobile's engine. Its durable, corrosion-resistant finish not only looks great but also provides excellent protection against the harsh conditions of snowmobiling.

Upgrading your snowmobile with a new 04-08 Ski-Doo 420613702 or 420613704 MXZ 600 HO SDI 04ft Cylinder Head is an investment in both performance and longevity. This high-quality component is designed to deliver improved power output, smoother engine operation, and enhanced durability, allowing you to take on even the most challenging snow conditions with confidence.

Pros and Cons of Buying a Ski-Doo MXZ 600 HO SDI Cylinder Head (04-08)

The Ski-Doo MXZ 600 HO SDI cylinder head (04-08) is a popular aftermarket upgrade for snowmobile enthusiasts. This component is known for its durability and power enhancement. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this cylinder head.

1. Increased power: The Ski-Doo MXZ 600 HO SDI cylinder head is designed to deliver more power to your snowmobile. This can lead to improved acceleration, better top speed, and overall enhanced performance.

2. Enhanced durability: This cylinder head is engineered to be more robust than the stock one. It can handle heavier use and harsher conditions, making it a suitable choice for those who frequently ride in challenging terrains.

3. Reduced emissions: The SDI technology (Selective Diesel Injection) used in this cylinder head results in lower emissions, which is beneficial for the environment and may comply with certain regulations.

4. Improved fuel efficiency: The SDI technology also leads to better fuel efficiency. This can save you money in the long run, as you'll be using less fuel per ride.

5. Customizability: By upgrading to this cylinder head, you'll have the opportunity to fine-tune your snowmobile's engine for optimal performance. This can be particularly appealing to enthusiasts who enjoy the process of customizing their machines.

1. Higher cost: The Ski-Doo MXZ 600 HO SDI cylinder head is more expensive than the stock cylinder head. This may deter some buyers who are on a tight budget.

2. Installation complexity: Installing this cylinder head requires some technical expertise. If you are not confident in your abilities to perform the installation yourself, it may be best to consult a professional mechanic.

3. Potential compatibility issues: This cylinder head is designed primarily for the Ski-Doo MXZ 600 HO SDI model. If you have a different snowmobile make or model, there may be compatibility issues that need to be addressed.

The Ski-Doo MXZ 600 HO SDI cylinder head (04-08) offers several advantages, including increased power, enhanced durability, reduced emissions, improved fuel efficiency, and customizability. However, it also comes with some disadvantages, such as a higher cost, installation complexity, and potential compatibility issues. Ultimately, whether this upgrade is worth the investment depends on your personal preferences, budget, and riding habits. If you frequently ride in challenging conditions, value power and customization, and are willing to invest in a high-quality aftermarket part, then the Ski-Doo MXZ 600 HO SDI cylinder head may be an excellent choice for you. On the other hand, if you are on a tight budget or have limited technical expertise, you may want to consider other options.

If you are considering purchasing the Ski-Doo MXZ 600 HO SDI cylinder head (04-08), make sure to do thorough research to ensure it is the right choice for your specific snowmobile model and riding style. It is also recommended to consult a professional mechanic for installation, as this process can be complex. Additionally, weigh the pros and cons carefully to determine if the benefits outweigh the costs for your situation.

Details:

Please see close up pics for condition of this part. Parting out entire machine. Part # 420613702 420613704 04'-08' 600. In addition to the machine this was removed from, it may fit following;.

If you can't accept normal wear and tear, please purchase new parts. Items are new or used ATV / snowmobile parts. Ski Doo MXZ 600 HO SDI, OEM Cylinder Head domes are smooth removed from a 2004 ' SDI.

part #: 0408 prices

• $59.99-$199.99

specifications snowpar:

• for models: Mxz, Ho, 600
• for makes: Skidoo, Ski-doo
• for years: 2004-2008
• brand: Ski-doo
• mpn: 04-08
• part type: Cylinder Head
• country of origin: United States
• california prop 65 warning: Motor Vehicles Contain Fuel, Oils And Fluids, Battery Posts, Terminals And Related Accessories Which Contain Lead And Lead Compounds And Other Chemicals Known To The State Of California To Cause Cancer, Birth Defects And Other Reproductive Harm. These Chemicals Are Found In Vehicles, Vehicle Parts And Accessories, Both New And As Replacements. When Being Serviced, These Vehicles Generate Used Oil, Waste Fluids, Grease, Fumes And Particulates, All Known To The State Of California To Cause Cancer, Birth Defects, And Reproductive Harm.

payments snowpar:

• other
• credit card: Mastercard
• wallet: Google-pay

seller snowpar:

• # reviews: 1737
• rating: 100.0%
• city: Long Grove, Iowa

general snowpar:

• Parts Accessories > Snowmobile Parts > Other Parts
• condition: Used

shipping snowpar:

• transit: 5-10 Days
• carrier: USPS, FedEx, UPS
• service: USPS Priority Mail, FedEx Ground / FedEx Home Delivery, UPS Next Day Air Saver, FedEx Standard Overnight
• class: Expedited, Standard, One-day
• cost: $21.00
• type: Calculated

offer snowpar:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: January 17, 2026
• quantity: 1

returns snowpar:

• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

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