Here at Tim’s Turbos we offer many different turbine Hsg’s that are not available. Our best seller are the T3 .63 4 bolts.
We offer the T3 .63 A/R 4 bolt in the S200, Garrett( T31HF, stage 5, O trim, P-trim), Holset Hx35-40. ($195)
The S300 turbine hsg’s are available in, 68mm,71mm, and 74mm. Some of the sizes are T3 .70 A/R, .88 open and .91 Divided. Other turbine Hsg’s are also available.
The T4 open P trim hsg range from 68,81, and 96 A/R. $150