I'm Sorry Guys your right. I am used to my BBK that is 85MM. If you think about it a ported 78MM could actually be a 85MM.
I'm Sorry Guys your right. I am used to my BBK that is 85MM. If you think about it a ported 78MM could actually be a 85MM.
06 TrailBlazer SS LS2 4.10's
02 SC StepSide Factory Orange
Full Bolt-On 370 - Little Cam- Victor Jr Intake -Worked 5.3 Heads - 4.56's - Built 60E - Circle D 4000
07 CTS-V CAI, GM Performance Exhaust, Ported TB, Coil Overs
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