Quote Originally Posted by Egcivicduty View Post
got any evidence of this?
The reason the b16b and b18c crankshafts are balanced and reinforced, is because they need to be
Also would like some evidence. Haven't heard this myself and I would have thought that most B16's or B18C's would rev out a bit higher than OEM without blowing the block. My built B16A rev's out to 9,000 and has been doing so for the last 10-11 months without trouble.