66515 Harmonic Balancers Installation Tool Harmonic Balancer Puller Installer Set For Chevy SBC BBC Cranks

The 66515 Harmonic Balancers Installation Tool has received a generally favorable reception from customers who have used it for various harmonic balancer installations, especially on small block and big block Chevy engines. Users appreciate the tool's simplicity and the effectiveness with which it installs harmonic balancers without the need for excessive force, ensuring that the damper is not damaged in the process. Many reviews highlight that the tool works well, noting its compatibility with different engine sizes, including small block 350 and big block 454 applications. Customers report that the tool threads easily into the crankshaft, allowing for smooth operation and efficient installation. However, a few reviews raised concerns regarding the quality of the threading, with one user experiencing issues with the threads coming loose. This point indicates that while the tool is functional, there may be durability concerns that could affect its longevity under extensive use. A minor drawback noted by customers is the lack of instructions included with the product, leading some users to rely on their understanding of the tool's function. Nonetheless, most users found the operation to be straightforward, and many felt confident using it without manual guidance. In summary, the 66515 Harmonic Balancers Installation Tool is a practical solution for those working with harmonic balancers on Chevy engines, appreciated for its ease of use and efficacy, albeit with some reservations regarding thread quality. **