Harmonic Balancer Bolt; 180000 PSI; 4135 Chrome Moly; 5/8 in. Wrench Size; w/Thick Washer; For Chevy Small Block;12 Point;7/16 in.-20x2.47 in.Under Head Length; w/out Logo;
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.
- 180000 PSI Rating
- Made From 4135 Chrome Moly
- Black Oxide Coating
- Extra Tall
- 12 Point Bolt Head
- Wont Strip Or Allow Socket To Slip
- Extra Thick Washer