If you are looking for connecting rods that can take whatever you can throw at them, look no further. Carrillo connecting rods are forged and use only the strongest materials to ensure they will hold massive amounts of power. They are run through a thorough inpection process once finished to ensure each rod is made to the highest quality standard. These rods are for enthusiasts that require the absolute best and will not compromise on quality.Pro-Super A Beam Rods: Carrillos's Pro-Super A beam (Pro-SA) rods are lighter than the traditional H-beam style rod, yet still unbelieveably strong. Pro-Super A beam rods bridge the gap between Pro-H and standard Pro-A rods, designed for use in mid to high horsepower and high boost turbocharged and supercharged applications. Pro-Super A beam rods allow for more horsepower and higher RPMs with the advantage of a reduced windage design. Pro-Super A beam rods for the MS3 ship with standard 3/8th inch WMC cap bolts and are rated to 800whp, they are great for cars that see both street and race driving.