SKI-DOO 400604021 Motor Engine Block Millennium

( Brand: Ski-doo ), ( Manufacturer Part Number: 400604021 ), ( Part Type: Motor Engine Block )

Review SKI DOO Motor Engine Short Block Millennium Edition fits MXZ LC SB 700 2000

Ski-Doo 400604021 Motor Engine Block for 2000 MXZ SB Millennium 700 LC

The Ski-Doo 400604021 engine block is a crucial component of the 700 LC Millennium series snowmobile engine produced by BRP (Bombardier Recreational Products) in the year 2000. This engine block, specifically designed for the MXZ SB model, is a testament to BRP's engineering expertise and commitment to delivering high-performance and durable snowmobiles.

The 400604021 engine block is made from premium aluminum alloy, which ensures a lightweight yet robust construction. It features a sophisticated design with a four-stroke architecture and a narrow, compact shape. This allows for improved power-to-weight ratio, making the snowmobile more agile and responsive on the trail.

The engine block is equipped with advanced cooling systems, including a liquid-cooled design and a thermostat control system. These features ensure optimal engine temperature, preventing overheating and improving overall engine performance. In addition, the engine block boasts a high-pressure die-casting process, which results in a precise, uniform, and strong structure.

The 400604021 engine block is also designed for ease of maintenance. It includes readily accessible service points and a modular design that allows for quick and efficient engine repairs. Furthermore, the engine block is compatible with various engine upgrades, allowing snowmobile enthusiasts to customize their machines for superior performance.

The Ski-Doo 400604021 engine block is an essential component for any 2000 MXZ SB Millennium 700 LC snowmobile owner seeking optimal engine performance, durability, and ease of maintenance. It is an investment in the longevity and enjoyment of your snowmobile experience.

The Ski-Doo 400604021 motor engine block is a part of the 2000MXZ SB Millennium 700 LC snowmobile model. Replacing an engine block is a significant investment, and as with any purchase, it's essential to consider the pros and cons before making a decision.

1. Improved Performance: A new engine block can lead to improved performance, as it ensures the engine runs efficiently and effectively.

2. Durability: A new engine block is more durable than a used or worn-out one, ensuring the snowmobile will last longer and require fewer repairs in the future.

3. Reliability: A new engine block can increase the reliability of the snowmobile, reducing the risk of unexpected breakdowns and giving peace of mind during long rides.

1. Cost: Replacing an engine block is a significant expense, and the cost of the part alone can be quite high.

2. Labor Costs: The labor costs associated with replacing an engine block can also be substantial, as it's a complex and time-consuming process.

3. Time: Engine block replacement can take several hours, and the snowmobile may be out of commission for an extended period during the repair.

Purchasing a new engine block for a Ski-Doo 2000MXZ SB Millennium 700 LC snowmobile is an investment that can lead to improved performance, increased durability, and greater reliability. However, the cost and time involved in the replacement process are significant considerations. Ultimately, the decision to replace the engine block depends on the snowmobile's condition, usage frequency, and the owner's budget and priorities.

If the snowmobile is used frequently, or if it has a history of engine issues, replacing the engine block may be a worthwhile investment. However, if the snowmobile is used infrequently and is in good condition, it may be more cost-effective to maintain it with regular tune-ups and minor repairs instead. Before making a decision, it's essential to consider the snowmobile's usage pattern, age, and condition, as well as the associated costs and benefits. Consulting with a professional mechanic or Ski-Doo dealer can also provide valuable insights and recommendations based on individual circumstances.

Details:

130 PSI in both holes. Ran well before being pulled, all internal components are in good working order. Appears to have been rebuilt very recently, as cylinder walls little no scoring and motor does Wisc pistons. Ready to install.

part #: 400604021 price

• $1300.00

specifications enginesnowmobile:

• for models: Mxz, Lc, Sb, 700
• for makes: Skidoo, Ski-doo
• for years: 2000
• brand: Ski-doo
• mpn: 400604021
• part type: Motor Engine Block

returns enginesnowmobile:

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

offer enginesnowmobile:

• started: September 4, 2025
• sold: 0
• quantity: 1
• availability: In Stock
• options: Ship-to-home

shipping enginesnowmobile:

• service: UPS Ground
• type: Fixed
• transit: 4-9 Days
• cost: $300.00
• class: Standard
• carrier: UPS

seller enginesnowmobile:

• city: Newport, Vermont
• rating: 99.5%
• # reviews: 16041

payments enginesnowmobile:

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

general enginesnowmobile:

• condition: Used
• Snowmobile Parts > Engines Components > Complete Snowmobile Engines

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