Overview
- How are reviewers describing this item?
good, two, through and manifold. - Our engine has profiled the reviewer patterns and has determined that there may be deception involved.
- Our engine has determined that the review content quality is low.
- Our engine has analyzed and discovered that 66.7% of the reviews are reliable.
- This product had a total of 64 reviews as of our last analysis date on Aug 6 2020.
Helpful InsightsBETA
Posted by a reviewer on Amazon
The brass one way valve i bought locally had a cracking pressure of 1 lbs and yeah i has to blow pretty hard to get it to close but this evil energy one was hardly at all
Posted by a reviewer on Amazon
So any turbo back pressure heading back towards the catch can and pcv will be stopped with this item
Posted by a reviewer on Amazon
Look like a good product but it was not the right one i needed
Posted by a reviewer on Amazon
The fuel pump was struggling to prime the fuel system until i installed this oneway check valve
Posted by a reviewer on Amazon
When the truck was under load lack of intake manifold vacuum the mode door would move to default position which is full defrost
Posted by a reviewer on Amazon
After regaining intake manifold vacuum the mode door would return to selected setting
Posted by a reviewer on Amazon
Was more annoying than anything as the check valve is suppose to hold the vacuum in the line until manifold vacuum returns
Posted by a reviewer on Amazon
If you expect it to hold fuel close to the carb and reduce bleed back through the lines it works well enough over a week or so any longer and the fuel bleeds past it