We look at the advantages of twin scroll turbos, discuss how they work and how to set them up. People have used twin turbos in the past to address many of the problems you hit with a single turbo and the twin scroll turbo offers a neat drop in upgrade and provides many advantages.
Principles of porting an engine and big valve conversions
The inlet and outlet ports on the engine block are usually larger than those of the manifolds that connect to them.
This allows for scope in the manufacturing process to allow for mismatched alignment.
Generally the engine ports are larger in the upstream flow direction avoiding turbulance but power gains can be made by matching these up.
How to tune a car engine for power or economy
Let’s take a look at ways to tune a car engine and what exactly we mean by engine tuning.
First up we have to accept that there are many different types of engines.
We can only cover generic theory in this article on how to tune a car and suggest if you want more specific advice you sign up to our car forums where our helpful and friendly members will assist you further.
Roll cages & Roll bars custom fitting kits
Many tracks insist that cars are fitted with roll cages and or roll bars. In motor sport competitions you will see that most regulations also insist on a roll-cage. What is the job of a roll cage and are there any advantages to having one fitted? More and more Torquecars members cars are being fitted with roll cages, so is this just a new styling trend or is there something beneficial to the car tuner?
Roll cages offer protection to the driver and tighter body control.














