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Speedmaster Chevy LS3 Flat Top Forged Pistons; 4.065-Inch Bore

Item U58577-EK
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$565.70

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      Product Information

      Features, Description, Q&A

      Features

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      • Piston Bore 4.065 Inches
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      • Flat Top Piston Style with Two Valve Reliefs
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      • Forged Aluminum Piston Material
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      • Compression Distance of 1.065 Inches
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      • Piston Head Volume of Negative 4.00 Cubic Centimeters
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      • Full Floating Wrist Pin Style
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      • Pin Diameter 0.927 Inches
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      • Maximum Rod Length 5.700 Inches
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      • Piston Ring Thickness 1.5 Millimeters by 1.5 Millimeters by 3 Millimeters
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      • Sold as a Set of Eight Pistons
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      • Requires Rail Spacer Support for Proper Installation
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      • Fits Chevrolet LS3 Engine Applications
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      Description

      High-Performance Pistons. The Speedmaster Chevy LS3 Flat Top Forged Pistons; 4.065-Inch Bore are precision-engineered components designed to enhance engine performance and durability. These pistons are ideal for naturally aspirated or moderate nitrous oxide applications, providing improved strength and reduced reciprocating weight for smoother operation. They are critical for maintaining optimal combustion and engine efficiency in high-stress environments.

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      Construction and Appearance. Crafted from 4032 aluminum alloy, these pistons offer quieter operation and reduced piston-to-wall clearance. They are up to 20% lighter than traditional forged pistons, featuring a flat-top design with two valve reliefs and a robust forged aluminum finish that ensures superior strength by eliminating harmful stress concentrations.

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      Installation. Installation requires moderate mechanical skill and the use of rail spacer support for proper fitment. No additional machining such as drilling is required, making these pistons straightforward to install for experienced builders.

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      Warranty. These pistons come with a 12-month limited worldwide warranty covering manufacturing defects and quality assurance. Application.

      Speedmaster PCE305.1125.01

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

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