Adding Bishop’s Original™ treatments and additives to your engine – whether it be car, boat, plane or lorry – can fully enhance its performance and extend its life span. By providing long-lasting lubrication, increased protection and reducing mechanical breakdowns and failures, our formulas are the quick and easy step to great savings and even greater performance.

Over 30 years of testing by some of the world’s leading companies has seen our unique formulas perform under extreme conditions. From these comprehensive examinations, Bishop’s Original™ has far exceeded even the manufacturers expectations, offering unrivalled levels of protection and performance.

Below are just some of the many comments we have received by those that have tried and tested our products:

"We were sceptical at first, but it turns out that the product does exactly what the manufacturer claims."
Consumers Digest

"The test data indicated that the treated engine exhibited a significant improvement in power and fuel economy."
Oklahoma State University

"Our experiments show the coating is one to two microns thick and bonded to the surface."
The Franklin Research Institute

"The claimed effect of reduced internal friction, even after changing the oil, appears to be correct."
University of Utah

"Compression test showed an increase in all cylinders after using the product."
Le Tourneau College

"Improvement of mechanical output through reduced friction was due to improved lubrication."
University of Nantes

"Concluding information shows that, on the test motor, an increase in performance was reached."
Karr V Motorentechnik, Hemmingen