ARP Rod Bolts for the Mitsubishi 4G63 are made of premium grade 8740 chrome moly steel and heat treated to a nominal tensile strength of 190,000 psi. They are far superior to OEM fasteners in terms of durability and service life fully capable of handling the extra stress of high combustion pressure engines. These are a necessary component when building a high horsepower engine.
Note:
Actual rod bolts will differ from photo.
Be sure you know whether you have a 6 bolt or a 7 bolt 4G63 before ordering.