The eliminates the weak
High silicon content pistons (forged from 4032 or MS75) will not stand up to the most extreme stress placed on many racing pistons
increases of up to 50% in torque and low to mid range power are achievable
Grand Cherokee and Wrangler 4
51in CORE WIDTH : 27
Hardrace - REAR UPPER ARM BUSHING TOYOTA, LEXUS, ALTEZZA, ARISTO, CROWN, CROWN MAJESTA, GS, IS, SC, XE10 99-05, JZS160 98-05, 2N W2A The eliminates the weakHARDENED rubber bushing made with high strength and anti crack rubber material, solid steering response and driving suspension feel, resist side inclined while cornering at high speed maneuvers . Reduces vibration . Provides stability . Increase steering response . OEM direct replacement . Regular greasing not required . No noise or squeaks