100% agree. Stick with the OEM ones mate.C&S Evo7 said:You should use OEM bolts for the mani to the head not stainless, the stainless can be too brittle , the head is ally and the mani steel which expand at different rates, the oem bolts can give a little to compensate, the stainless ones can come loose on their own due to the expansion and contraction,