Reproductions Of Original Correct Rectangular Port Intake Used On All High Performance 396 & 427's Correct ?W? Winters Foundry Snowflake GM part number 3933163 Cast In Manifold Aluminum Construction
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
