This ARP harmonic balancer bolt is built for Buick V6/V8 applications with a 3/4-16 thread. It uses a 13/16 in 12-point head, includes a washer, and is machined from chromoly steel with a black oxide finish.
Specifications:
- Type: Harmonic Balancer Bolt
- Thread: 3/4-16
- Length: 1.300 in
- Head Style: 13/16 in 12-Point
- Hardware: Washer Included
- Material: Chromoly
- Finish: Black Oxide
- Quantity: Each
- Part Number: 120-2501
Applications:
- Buick V6/V8
FAQ
What engines does this bolt fit?
It's designed for Buick V6 and V8 applications.
What head style does the bolt use?
It uses a 13/16 in 12-point head.
Is a washer included?
Yes, a washer is included.
What material and finish is the bolt?
It's machined from chromoly steel with a black oxide finish.

