Turblown Engineering Casts new External Wastegate FD3S Turbo Manifolds

Turblown Engineering has started the casting process of their long runner T4 twinscroll turbo manifold. The current design was developed back in 2013, after 13 years of testing 20+ designs. These designs ranged from low mount, high mount, bottom mount, different lengths, tubing sizes, flanges(vband, T4 open/divided etc) ,waste-gate merge angles etc. T4 flange placement …

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