ARP 2000 Harmonic Balancer Bolt for all Mustang 4.6 and F150 / 5.4 Lightning
The Factory harmonic balancer bolt is a torque to yield design and should only be used once. This ARP bolt re-usable over and over and will hold your harmonic balancer in place-PERIOD. Also fits 5.0 stroker cranks. Fits all 4.6 / 5.4 Crankshafts (DOES NOT FIT GT500 / Cobra Jet crankshafts see mmr # 422435)
