JMF Throttle Body Flange (Evo 7-9) EVO 7/8/9 throttle body flange for S90 70/74mm throttle body. CNC machined from 1/2" thick 6061 aluminum. Holes are tapped for 8mmx1.25mm threads. Bore is 74mm. MSRP: Was: Now: $61.36 Add to Cart