12 Pt. w/Washer; 5/8 in. Wrenching; 180000 PSI Rating; 5/8 in. x 18 x 2.050 in. UHL; Black Oxide
5/8 in; -18 x 2 in.; w/Split Lock Washer And Thick Ground Washer
Browse our selection of quality engine harmonic balancer bolt parts designed specifically for your Mercury Mountaineer. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base
Sport Utility
V6 4.0L · V8 5.0L
Automatic