Engines and Components Pistons and Piston Rings

Wiseco

Wiseco Chevy LS 3.905in Bore 1.165in CH -9.00 CC Piston Set

$1,122.99

SKU: W00C K0421X3905

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INSTALL DIFFICULTY
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Advanced — 4+ hours

Description

Part #: K0421X3905

Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco s Professional Series.

Features:

  • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
  • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
  • Fully machined crown features
  • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
  • Forced pin oiling
  • Designed and built to withstand heavy to severe duty performance applications

Wiseco Chevrolet LS Piston Set, 3.905 in. Bore, 1.165 in. Compression Height, 0.927 in. Pin Diameter, Professional, Set of 8.

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

Born over 80 years ago from the passion for racing, Wiseco is a world leader in manufacturing high-performance, forged pistons. Engineered, forged, and machined on cutting-edge equipment in the U.S. at Wiseco's Mentor, Ohio manufacturing facility. Features: ArmorGlide™ Skirt Coating (Seizure resistant, Friction Reduction, Quieter Operation), 2618 High Strength Alloy, Fully Machined Crown Features Precision Ring Grooves. Wiseco products are distributed from their four warehouses located in the United States, Canada and Europe. This line features dedicated forgings, specially designed valve pockets, unique dome and crown designs, optimized skirt profiles, and precision machined ring grooves. Other features such as dome brushing, skirt coatings, gas ports, and advanced ring packages will be found on many of these pistons. Wiseco’s late model EFI line for Chevrolet LS-based platforms are specially designed pistons built for high boost and nitrous, yet designed to run quietly on the street with a long lifetime. Custom piston variants are available as well if you have special needs outside of our shelf stock parts.

Fitment

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Specifications

BrandWiseco
Part NumberW00C K0421X3905

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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