| Earl’s harmonic balancer bolts are made from high quality chrome moly steel with 180,000 PSI rating. The extra-tall 12-point bolt head won’t strip or allow the socket to slip-off when turning over the engine. Includes extra thick large diameter washer. Bolt and washer are black oxide coated.
Features:
180,000 PSI Rating
Made from High Strength 4135 Chrome Moly
Black Oxide Coating
27mm Wrench Size
Extra-Tall 12-Point Bolt Head - Won't Strip or Allow Socket to Slip Off
Large Diameter Extra Thick Washer | 
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