Porting Tool: 0.7420" Spotface Dia, 1/8" Tube OD, Reamer, 5/16-24" Port, Carbide-Tipped, Tube Dash # 2.000 MPN:AS5202-02R

Porting tools made from high-speed steel provide a cost effective and reliable means of improving engine performance by removing excess material from the cylinder heads, thereby optimizing combustion efficiency; these cutting-edge tools cater to professionals who recondition motors for customers within the automotive aftermarket or those participating in motor racing events seeking to boost their vehicles' acceleration, power and fuel economy. Furthermore, hobbyists with knowledge of internal combustion engines benefit immensely from precise control offered by these piloted porting tools over conventional file methods without damaging costly components or compromising accuracy while working on small engines at home garages.