All K1 crankshafts are made from 4340 steel, core hardened, nitrided, mag-particle inspected and feature straight oil holes for the most effective oiling to the rod journals to ensure you get the best performing crank for a fair price. K1 is fully stocked at Tune2mod! Visit Tune2mod.com to get yours 👍 #k1technologies #crankshaft #forged #racecar #gotboost https://www.instagram.com/p/B50yFJlJg0j/?igshid=1y1koi0q5n0dg







