fits model: Evo.

( Brand: Wiseco ), ( Manufacturer Part Number: K669M85AP ), ( Part Type: Piston ), ( Fitment Type: Performance/custom ), ( Country/region Of Manufacture: United States )
The K669M85AP Wiseco pistons are specifically designed for Mitsubishi's 4G63 engine, with a bore size of 85mm, a compression height of 10.5mm, and a 7-bolt DSM/2G/EVO configuration. These high-performance pistons are manufactured by Wiseco, a renowned company known for their precision and quality in the automotive aftermarket industry.
The K669M85AP pistons are made from forged 2618-T6 aluminum alloy, ensuring superior strength and durability. The piston skirts are nitride-coated for reduced friction and increased wear resistance, while the top land has a chamfered edge for easy ring installation and proper seal. The piston crowns are dish-shaped for optimal combustion chamber filling, promoting efficient combustion and power output.
These Wiseco pistons are also equipped with a 1.2mm radius deck, providing optimal clearance for the engine's wrist pin and crankshaft, reducing side-load and promoting smooth operation. The piston rings are made from high-quality steel, ensuring a tight seal and preventing oil leakage.
The K669M85AP Wiseco pistons are an excellent choice for enthusiasts looking to upgrade their 4G63 engine for increased power and reliability. With their high-quality materials, precise manufacturing, and proven performance, these pistons offer a great balance between power and durability.
Pros of buying K669M85AP Wiseco pistons for Mitsubishi 4G63 85mm 10.5 7-bolt DSM 2G Evo:1. Increased power: Wiseco pistons are known for their high-quality materials and design, which can lead to an increase in engine power.
2. Durability: Wiseco pistons are made from high-strength materials and are engineered to withstand the rigors of high-performance driving.
3. Compatibility: These pistons are specifically designed for the Mitsubishi 4G63 engine, ensuring a perfect fit and no issues with clearance or compatibility.
4. Improved performance: The 85mm bore and 10.5 compression ratio of these pistons can help improve engine performance, particularly in terms of torque and horsepower.
Cons of buying K669M85AP Wiseco pistons for Mitsubishi 4G63 85mm 10.5 7-bolt DSM 2G Evo:1. Cost: Wiseco pistons are generally more expensive than OEM or aftermarket alternatives.
2. Installation complexity: Installing new pistons can be a complex process, requiring specialized tools and expertise.
3. Potential engine damage: If not installed correctly, new pistons can cause engine damage, such as engine knocking or misfires.
4. Potential engine noise: New pistons may cause an increase in engine noise, especially if the engine is not properly balanced or tuned.
Conclusion:If you are looking to increase the power and performance of your Mitsubishi 4G63 engine, Wiseco pistons can be a great option. However, it's important to consider the costs and potential complications associated with installing new pistons. If you have the necessary expertise and resources, the potential benefits of increased power and durability may outweigh the drawbacks. If you are not confident in your ability to install the pistons correctly, it may be worth considering hiring a professional mechanic to do the job.
Recommendation:Before purchasing Wiseco pistons for your Mitsubishi 4G63 engine, it's important to do your research and make sure that the pistons are the right fit for your specific engine configuration. It's also important to ensure that you have the necessary tools and expertise to install the pistons correctly, or to hire a professional mechanic to do the job for you. Ultimately, the decision to purchase Wiseco pistons should be based on your specific goals and budget for your engine build.
5 7-bolt dsm 2g Evo 4-9 hd includes pistons, rings, pins and locks part K669M85AP. This listing is for a set of brand new Wiseco K669M85AP pistons mitsibishi 4g63 85mm 10.