fits model: Ss, Flex. make: Chevy. year: 1990.

( Brand: Hays ), ( Manufacturer Part Number: 40-507 ), ( Type: Flexplate ), ( Material: Steel ), ( Notes: Flexplt 57-85 Sbc Th350-pg Int 153t )
The Hays SFI Flex Plate Big Block 90 for Chevy V6, model years 1978-2014, is an essential upgrade for your vehicle's powertrain. This high-performance flex plate is designed specifically for Chevrolet V6 engines, offering superior strength and durability compared to standard OEM parts.
The Hays SFI Flex Plate is SFI-certified, ensuring it meets the strictest standards for high-performance applications. It's made from premium materials, including a high-carbon steel hub and a heavy-duty, high-tensile steel flex plate. This construction allows the flex plate to withstand the increased torque and horsepower generated by high-performance engines, preventing failure and ensuring reliable operation.
The Hays SFI Flex Plate features a precision-machined flywheel surface, which provides a smooth, accurate engagement with your clutch, reducing vibrations and improving overall drivability. It also features a full-face, multiple-spline design, which ensures a secure fit and reduces the risk of the flywheel coming loose under heavy load.
Installation is straightforward, thanks to its bolt-on design and included mounting hardware. The Hays SFI Flex Plate is a direct replacement for your original flex plate, making it a simple and straightforward upgrade for your Chevrolet V6 engine.
In summary, the Hays SFI Flex Plate Big Block 90 is a high-performance upgrade for your Chevy V6 engine, offering superior strength, durability, and reliability. Its SFI certification, precision machining, and multiple-spline design make it an excellent choice for any high-performance application, ensuring smooth operation and reliable performance for years to come.
Pros of buying Hays SFI Flex Plate Big Block 90 for Chevy V6 (78-14):1. SFI certified: The Hays SFI Flex Plate Big Block 90 is SFI certified, which means it meets the safety standards set by the Sports Car Club of America (SCCA) and other sanctioning bodies.
2. Durable: The flex plate is made of high-quality materials, such as steel and aluminum, which makes it durable and able to withstand the high torque and power output of a Chevy V6 engine.
3. Lightweight: Compared to other flex plates, the Hays SFI Flex Plate Big Block 90 is lightweight, which can improve the overall performance and fuel efficiency of the engine.
4. Easy installation: The flex plate is easy to install, and it comes with clear instructions and all the necessary hardware to make the installation process smooth and hassle-free.
Cons of buying Hays SFI Flex Plate Big Block 90 for Chevy V6 (78-14):1. Expensive: The Hays SFI Flex Plate Big Block 90 is more expensive than other flex plates on the market.
2. Not necessary for all applications: If you are not racing your Chevy V6 or pushing the engine to its limits, a less expensive flex plate may be sufficient.
3. Requires specialized tools: To install the flex plate, you may need to use specialized tools, such as a torque wrench and a breaker bar, which can add to the cost of the installation.
Recommendation:If you are racing your Chevy V6 or pushing the engine to its limits, the Hays SFI Flex Plate Big Block 90 is a great investment. It is durable, lightweight, and SFI certified, which means it meets the safety standards set by the Sports Car Club of America (SCCA) and other sanctioning bodies. However, if you are not racing your Chevy V6 or pushing the engine to its limits, a less expensive flex plate may be sufficient. In that case, it is important to consider the specific needs and requirements of your engine before making a purchase. Ultimately, the decision to buy the Hays SFI Flex Plate Big Block 90 should be based on your budget, the intended use of your Chevy V6, and your desire for safety and performance.
These Flex plates are supplied with a precision double welded ring gear and feature multiple engine and transmission bolt patterns. All Hays Flex plates are zinc-chromed plated to resist corrosion and are SFI certified under specification 29.1. New condition.