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

Auto magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all sorts of glamorous equipment ...

If the rocker arm isn't checked and fit to the engine, you could induce several issues into your valvetrain, including excessive valve guide wear, rocker-to-valve retainer contact, piston-to-valve ...

A budget LS valvetrain upgrade. Car magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all ...