Turbosmart Borg warner wastegate | Single Scroll | B1

EFR 6258 - 7163 Single scroll

Fits Borg Warner B1 frame turbochargers:
6258
6758
7163

Do you have any of the following frames (B2) another Turbosmart wastgate has to be used:
7064
7670
8374
9180
9280

See pictures for measurements and spring pressure chart.

For single scroll turbine housings

Turbosmart internal wastegate. Provides faster turbo response and smoother regulation. This wastegate holds very high quality and is suitable for most turbochargers with internal wastegate where you want to upgrade in conjunction with tuning, reliability or if original wastegate fail to meet the new higher boost pressure.

This wastegate has an extra connection underneath the diaphragm to work with back pressure for better control.