Petrol Engine Treatment
Formula 460-G

A unique formula specifically for petrol engines, the benefits of Bishop’s Original Petrol Engine Treatment far exceed the simple protection from friction, wear and corrosion. Addition of our proprietary treatment to your engine will have significant effect, binding a micro-thin lubricant to all metallic surfaces within the system – a simple, cost-effective defence mechanism with the potential to save you hundreds of pounds on costly repairs.

But that’s not all. With better fuel economy, enhanced compression, reduced oil consumption, increased horsepower and more, there has never been a more versatile and effective engine treatment on the market.

Try our Petrol Engine Treatment for yourself, and see why Bishop’s Original products have been leading the way in engine protection for over 30 years.

Petrol Upper Cylinder Treatment
Formula 333-G

The simple addition of Bishop Original Formula 333-G to your engine will have a dramatic effect on the performance and life span of your engine. Through a host of stringent tests, this unique formula has been engineered to break down and clear away deposits of rust found within your system, all the while covering all internal components with a long-lasting lubrication scientifically formulated to actively defend against corrosion and wear.

Furthermore, this proprietary formulation will also eliminate any destructive traces of fuel left within the system, enhancing performance and noticeably improving fuel economy.

Specifically for engines running on propane gas, Formula 333-G is the perfect choice when it comes to complete top end protection and the peak performance of your engine.


2 x 354ml
Price: £47.95

Further Info