The first real controversy of F1’s new era. The engine rules set out a compression ratio of 16:1, a measurement of how tightly the pistons squeeze the mixture of fuel and air before it ignites. In ...

GM Authority has been at the forefront of coverage when it comes to the 6.2L V8 L87 engine recall, covering everything there’s to know, from the vehicles impacted, to the issue at the heart of the ...