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Wiseco K666M865AP HD2 Asymmetric Skirt Forged Piston Kit 86.5mm Bore 4G63 EVO

Manufacturer

Picture for manufacturer Wiseco Pistons

Part Number

K666M865AP
14 reviews
Sale Price

$863.99

Estimated ship date Thursday, November 19

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Live-in-stock inventory

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Fitment guaranteed

Fitment guaranteed

Product Details

The Wiseco K666M865AP is a high-performance forged piston and ring kit featuring advanced HD2 forging technology and asymmetric skirt design for Mitsubishi 4G63 and EVO engines. This complete 4-piston kit is engineered for standard stroke 4G63 engines or 4G64 engines equipped with a 4G63 2G or EVO cylinder head.

Key Specifications:

  • Bore: 86.5mm (3.405 inches)
  • Compression Height: 34.875mm (1.373 inches)
  • Stroke: 88mm (3.465 inches)
  • Rod Length: 150mm (5.906 inches)
  • Piston Volume: -10.8cc dish design
  • Wrist Pin Diameter: 22mm
  • Compression Ratio: 9.5:1

Features and Benefits:

  • HD2 forging technology delivers exceptional strength and durability for high-performance applications
  • Asymmetric skirt design reduces friction and improves piston stability
  • Precision-machined ring grooves ensure proper sealing and oil control
  • Dish piston crown optimized for forced induction and high-boost applications
  • Complete kit includes pistons, rings, wrist pins, and circlips
  • Designed for racing and high-performance street builds

Wiseco's advanced design technology and precision manufacturing make this piston kit ideal for serious engine builders and racers demanding maximum performance and reliability from their Mitsubishi EVO platform.

so for so good

Had the part I needed at the best price.

I hope it fits properly

very easy...happy with the quality of parts...

transaction was fast,made shopping a good experience.

Wow! Really fast shipping! Placed order on Sunday and received my order on Tuesday.

Best price and super easy to use.

Thanks for your help off eBay , directing me to your site ! #ebayfollowed

Made an order and 2 days later got an email saying it was canceled. Picked up the phone and it was resolved quickly. Product is now in the mail. Prices are great.

Great prices. OK service. My order shipped 5/6 days after placing my order...Granted 2 of those days were weekend days. I asked were it was shipping from and was told Illinois. Turns out it's coming from Cali. They did bump my order up to ship UPS 2day. Nice!

Thank You

Fast and easy

Very quick and easy

Best Prices all around

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