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SpeedFactory Top Mount Turbo Manifold - B-series

The SpeedFactory Racing B-series Top Mount Turbo Manifold is designed to spool larger turbos very quickly, producing broad powerbands that carry to the top of the RPM range. This manifold is for high power applications where large torque and great spool are necessary alongside big top-end horsepower, making it suitable for drag race vehicles.

SF's top mount is constructed from high quality 1.5” Schedule 40 stainless steel, and is TIG-Welded and back purged to ensure that you are receiving the highest quality product possible. SF's cylinder head, wastegate, and turbine inlet flanges are CNC machined from ½” plate 1018 Steel and all mating surfaces are machined flat ensuring a perfect seal.


  • Designed to Spool Larger Turbos Very Quickly
  • Suitable for Drag Race Vehicles
  • High Quality 1.5” Schedule 40 Stainless Steel
  • TIG-Welded and Back Purged
  • Flanges CNC Machined from 1/2” Plate 1018 Steel
  • Machined Flat Mating Surfaces Ensure a Perfect Seal
Engine applications: all B-series VTEC and Non-VTEC engines

SpeedFactory Top Mount Turbo Manifold - B-series

Regular price $799.99
Ships: 6-10 business days
This is an estimated ship date once your order is placed from JHPUSA. Ship dates do not include weekends and holidays.
California Residents Warning:
Cancer & Reproductive Harm
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