According to Air Flow Research, bronze guides have a longer life expectancy than OEM guides, and will work better in ...

Porting your vehicle's cylinder heads should bring it significant improvements. But along with this practice's benefits come ...

Cylinder heads are designed to induce swirl & tumble that improve mixture motion for a quicker burn rate & the ability to run high compression on pump gas.

You’d think that the combustion of fuel and air under compression contacting the cylinder heat is the reason for heat in an engine, turns out there’s more to it.