fits make: Pontiac. year: 1990.

( Brand: Ati Performance Products ), ( Manufacturer Part Number: 917780 ), ( Part Type: Balancer ), ( UPC: 800157031595 )
The 917780 ATI Harmonic Balancer Damper is an essential component for maintaining the smooth operation of your engine, specifically for vehicles equipped with a 2.5L Pontiac engine. This internal balance steel damper is designed to reduce vibrations and harmonics that could potentially cause damage to other engine components over time.
The damper is made from high-quality steel, ensuring durability and reliability. It features a precision-balanced rotating mass, which significantly reduces torsional vibrations, resulting in a quieter and smoother running engine. The damper also includes a harmonic balancer, which further reduces vibrations by acting as a centrifugal mass that counteracts the harmonic forces generated by the rotating engine components.
The 90 in the part number refers to the tooth count on the damper's drive pulley, which is specifically designed for the 2.5L Pontiac engine. This ensures a perfect fit and optimal performance. The ATI 917780 Harmonic Balancer Damper is an excellent upgrade for performance enthusiasts, as it can help improve engine efficiency and reduce potential engine failure due to vibration-related issues.
In summary, the 917780 ATI Harmonic Balancer Damper is a crucial engine component that provides excellent vibration reduction, ensuring a quieter, smoother, and more reliable engine performance. It is specifically designed for the 2.5L Pontiac engine and is an excellent choice for performance enthusiasts seeking improved engine efficiency and longevity.
Pros of buying a ATI Harmonic Balancer Damper (917780):1. Enhanced Engine Performance: The damper helps in reducing vibrations, thereby improving the overall performance of your engine.
2. Durability: ATI's products are known for their high-quality materials and durability. This damper should last a long time.
3. Easy Installation: The damper comes with installation instructions, making it a relatively straightforward DIY job for most people.
4. OEM Replacement: This damper is a direct replacement for the original part, ensuring a perfect fit.
Cons of buying a ATI Harmonic Balancer Damper (917780):1. Cost: Compared to cheaper alternatives, this damper is more expensive. However, the improved performance and durability may justify the cost for some.
2. Availability: Due to its specificity, this damper may not be widely available in local auto parts stores. You might need to order it online.
Conclusion: If you're looking for a high-quality, durable, and effective harmonic balancer damper for your 2.5L Pontiac engine, the ATI Harmonic Balancer Damper (917780) is a good choice. While it's more expensive than some alternatives, the improved performance and longevity may make it a worthwhile investment. Just be prepared to order it online, as it might not be easily available in local stores.
Outside diameter in 7.
Degree marking range 360 markings yes engine balance internal harmonic balancer construction elastic finish black zinc chromed material steel mounting hardware included no notes lightweight.
Fitment information may not be available for all Products and those without will have a compatibility link.
Buyer pays return shipping.
Safety rating Sufi 18.