Quote:
Originally Posted by Bob In Ct
Some of you guys should go to the circle races some weekend. You can look at dozens and dozens of Chevy and Ford small blocks and not see one PCV valve (it's not PVC which is a resin). It's an early anti-pollution device, nothing more. It's not about lowering pressure or preventing thinning oil. If you're getting enough blow-by to thin your oil or produce pressure in your crankcase you will need more than a PCV valve.
Just my $0.02.
Bob |
I disagree. Go to the drag races and you'll see that the crankcase is hooked up to the collectors on the headers. They use the venturi effect in the collector to evacuate the crankcase of pressure. That increases HP.
http://store.summitracing.com/partde...5&autoview=sku
Jim