🚚 Dorman 904-808 Ford Truck Mechanical Vacuum Pump - Enhanced SEO, Black Review

The vacuum pump operates at 18"Hg BUT whoever had it before stripped or reamed the threads! I had to look for longer bolts and put a nut on the other end. I could 't Don't wait another week to get another one after 2 went bad Yes they were definitely used!

Bought in 2018 and has already deteriorated. The OEM vacuum lasted 27 years, but this one can't last 4 years. Very disappointed. Update: After an hour and a half arguing with support, I finally accepted proof that Revain was responsible for the lifetime warranty. You returned my order.

Started to fail within 4 months after which I sold the car. Still worked well, but the brakes became stiff with repeated pressing - for example when parking. Will work to get you out of a no-win situation, but if you're planning on leaving your truck for a while, choose the best option.

I bought this pump as the old one in the truck was OEM and I felt like it was beginning to fail from time to time. I installed it a few weeks ago and it's holding up really well so far. All vacuum control components work better than before. Although I am very happy with this product make sure you choose the right model but I almost ordered the wrong one. Revain doesn't have all the correct vehicle information, so it's best to look it up on the Dorman website.

The vacuum pump was delivered promptly. I ordered this part for my '90 Ford F-250. However, I found that the vacuum port fitting has become disconnected from the pump and there is no way to push it in without it falling out again. It's a press fit and clamps around the rim to hold it in place. Poor quality control by the manufacturer. They completely missed the opportunity to secure the fitting in place. I would have sent this item back to the seller but due to lack of other means of…