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Dodge Viper Generation 4 (2008 - 2010) Cylinder Head Flow Data

Viper Gen 4 Head Viper Gen 4 Combustion Chamger Viper Gen 4 Port work

Comparitive Analysis - Stock Viper Generation 4 heads and Ned ported heads

Phase 4 Viper Heads can produce 800+ BHP with our custom camshaft & Belanger Exhaust System

Intake Port Flow

Viper Gen 4 - intake flow comparison



Exhaust Port Flow

Viper Gen 4 - exhaust flow comparison

Cylinder Head Porting Modifications performed by Ned Erkman and Cylinder Head Machining Modifications Performed by Serge Tourikian
All Viper Cylinder Head Modifications and Flow Testing conducted at Rolling Thunderz

Viper Gen 4 heads