fits model: C1500. make: Gmc. year: 1991–1998.

( Brand: National ), ( Manufacturer Part Number: SX-28BY ), ( Type: Manual Transmission Countershaft Race ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C139 56-34 ), ( Item Length: 3.190 ), ( Placement On Vehicle: Transmission Manual Transmission ), ( Compatible Year: 1998 1997 1996 1995 1994 1993 1992 1991 ), ( Core Charge: Free No Core Charge ), ( Position: Front ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Manual Transmission Countershaft Race )
The National SX-28 countershaft race is an essential component for the manual transmission of 1991-1998 GMC C1500 vehicles with the Vortec 5.7L V8 engine. This race is designed to provide superior strength and durability, making it a top choice for high-performance applications and those seeking to extend the life of their stock components.
This countershaft race is CNC machined from premium billet steel, ensuring a precise and accurate fitment. The race's surface is finished with a hard-anodized coating that provides excellent wear resistance and protects against corrosion. The anodized finish also offers improved lubrication, ensuring a smoother and more efficient power transfer.
The SX-28 countershaft race features a unique design that incorporates a heavy-duty, full-contact, and interference-fit bearing surface. This design ensures that the countershaft bearing is held in place with maximum force, reducing the risk of vibration and play in the transmission.
The National SX-28 countershaft race is engineered to be a direct replacement for the original equipment part, making installation straightforward and hassle-free. This race is also compatible with aftermarket clutches and flywheels, making it an excellent choice for those looking to upgrade their transmission system.
In summary, the National SX-28 countershaft race is a high-performance and durable component that offers significant benefits for the manual transmission system of 1991-1998 GMC C1500 vehicles with the Vortec 5.7L V8 engine. Its CNC machined billet steel construction, hard-anodized coating, and heavy-duty bearing surface make it an excellent choice for those seeking improved strength, wear resistance, and efficiency.
The National SX-28 clutch kit is a popular aftermarket option for those looking to upgrade the stock clutch system in their 1991-1998 GMC C1500 manual V8 vehicles. This clutch kit offers several advantages over the factory unit, but it also comes with some potential downsides. In this article, we will discuss the pros and cons of purchasing a National SX-28 clutch kit for your GMC C1500.
Pros:1. Enhanced Performance: The National SX-28 clutch kit provides improved clamping force, allowing for smoother and more efficient power transfer from the engine to the transmission. This results in better acceleration and overall performance.
2. Durability: The SX-28 clutch kit features heavy-duty components, including a high-performance pressure plate and a high-quality clutch disc. These components are designed to withstand the rigors of high-performance driving, making the kit an excellent choice for those who frequently tow heavy loads or engage in aggressive driving.
3. Reduced Wear and Tear: The SX-28 clutch kit's improved clamping force and durable components help reduce wear and tear on other parts of the drivetrain, such as the transmission and flywheel. This can save you money in the long run by minimizing the need for costly repairs or replacements.
Cons:1. Cost: The National SX-28 clutch kit is more expensive than the factory unit. While the kit offers several advantages, the higher cost may be a deterrent for some buyers.
2. Installation Complexity: Installing the SX-28 clutch kit can be a more involved process than swapping out the factory clutch. This may require additional time, labor, and expertise, adding to the overall cost of the upgrade.
3. Potential Noise: Some users have reported an increase in clutch noise after installing the SX-28 kit. This noise is typically attributed to the heavier clutch disc and pressure plate, which can cause more vibration and noise during operation.
Conclusion:The National SX-28 clutch kit offers several advantages for those looking to improve the performance and durability of their 1991-1998 GMC C1500 manual V8 vehicles. Its enhanced clamping force, heavy-duty components, and reduced wear and tear make it an excellent choice for those who frequently tow heavy loads or engage in aggressive driving. However, the higher cost and potential for increased noise may be drawbacks for some buyers. Ultimately, the decision to purchase the SX-28 clutch kit depends on your specific needs, preferences, and budget.
Recommendation:If you are looking to upgrade the clutch system in your 1991-1998 GMC C1500 manual V8 vehicle and prioritize improved performance, durability, and reduced wear and tear, the National SX-28 clutch kit is an excellent choice. However, be prepared for a higher cost and the potential for increased noise during operation. If budget is a concern or if noise is a significant issue for you, other less expensive clutch kit options may be worth considering.
National Front Transmission Countershaft Race for 1991 - 1998 GMC C1500 Manual vd: Status: In Stock.