Wiseco RED0084XS RED Series Chevy LS Forged Piston Set 4.000 In. Bore -20cc Dish

The Wiseco RED0084XS is a forged piston set designed for Chevrolet LS stroker applications featuring a 4.000 in. bore, 4.000 in. stroke, 1.105 in. compression height, 0.927 in. pin diameter, and a -20cc dish crown.

Key Features:

• Engineered, forged, and machined in the USA from 2618 aluminum alloy for superior tensile strength in racing and power adder applications
• Dedicated strutted forgings optimize the strength-to-weight ratio for each specific engine application
• ArmorGlide® skirt coating reduces operating friction, noise, and cylinder wall wear
• 12° Multi-Fit valve pocket combo accommodates a wide range of LS cylinder head configurations
• Horizontal slot oiling in pin bores maintains optimal wrist pin and small-end lubrication for long service life
• Accumulator groove helps maintain consistent ring seal and power output
• Premium rings included — no additional sourcing required

Specifications:

• Bore: 4.000 in.
• Stroke: 4.000 in.
• Compression Height: 1.105 in.
• Pin Diameter: 0.927 in.
• Dish Volume: -20cc
• Material: 2618 forged aluminum

The RED Series is engineered for domestic V8 platforms and is well-suited for applications ranging from drag racing to circle track. The RED0084XS is the standard 4.000 in. bore offering in the RED0084X stroker series, making it an ideal foundation for LS stroker builds targeting maximum displacement at a stock bore size.