
( Brand: Slp ), ( Manufacturer Part Number: 090-968 ), ( Part Type: Seal Exhaust Flange )
The **SLP 090-968 Exhaust Flange Graphoil Seal** is a high-performance, precision-engineered sealing solution specifically designed for internal diameter (ID) applications in exhaust systems, particularly tailored for vehicles equipped with turbocharged or high-flow exhaust manifolds. Crafted from **Graphoil**, a proprietary blend of graphite and synthetic fibers, this seal delivers an unmatched combination of durability, thermal resistance, and compression reliability, making it ideal for demanding automotive environments where extreme temperatures, vibration, and pressure fluctuations are common. The seal s unique **graphite-infused composition** ensures superior resistance to heat degradation, preventing premature wear or failure even under prolonged exposure to exhaust gases reaching temperatures exceeding 1,000 F (538 C). Unlike conventional rubber or silicone seals, Graphoil maintains its structural integrity and elasticity across a broad temperature range, from sub-zero cold starts to the intense heat generated by turbocharged engines, thereby reducing the risk of leaks, blowouts, or catastrophic seal failure.
Engineered with a **precision-cut, interference-fit design**, the SLP 090-968 is meticulously sized to create a tight, consistent seal against exhaust flange surfaces, minimizing gaps that could allow exhaust gases to escape or contaminate the engine bay. Its **universal compatibility** makes it a versatile upgrade for a wide range of aftermarket exhaust systems, turbocharged applications, and performance-oriented builds, including those featuring stainless steel or aluminum manifolds. The seal s **self-lubricating properties** further enhance its longevity by reducing friction between mating surfaces, which is particularly beneficial in high-revving or high-torque applications where excessive wear on gaskets or flanges could occur. Installation is straightforward, requiring only a light coat of high-temperature grease or anti-seize compound to ensure proper seating without over-torquing, which could compromise the seal s effectiveness.
Beyond its technical superiority, the SLP 090-968 is a testament to SLP s commitment to performance and reliability, offering a long-term solution for exhaust systems where conventional seals often fail. Whether used in stock or modified vehicles, this Graphoil seal provides peace of mind for drivers and mechanics alike, ensuring a leak-free, high-performance exhaust setup that can withstand the rigors of daily driving, track days, or heavy-duty towing. Its robust construction and thermal resilience make it an indispensable component for enthusiasts seeking to optimize exhaust flow while maintaining system integrity under extreme conditions.
**Pros and Cons of buying a SLP 090-968 Exhaust Flange Graphoil Seal for ID (1990-1996)**
### **Pros:**1. **Compatibility** This part is specifically designed for the 1990-1996 ID (International Harvester Diesel) engines, ensuring a proper fit without modifications.
2. **Graphoil Material** Graphoil is a high-quality sealing material known for its durability, resistance to heat, and ability to maintain a tight seal over time, reducing the risk of leaks.
3. **Easy Installation** The flange seal is typically a straightforward replacement, requiring minimal tools and expertise, making it a DIY-friendly upgrade.
4. **Prevents Leaks** A faulty exhaust flange can cause exhaust gases to escape, leading to performance issues and potential damage to surrounding components. This seal helps maintain a proper exhaust flow.
5. **Cost-Effective** Compared to labor-intensive repairs or replacing the entire exhaust flange assembly, this seal is a relatively inexpensive solution.
6. **OEM Quality** SLP is a reputable aftermarket brand that often matches or exceeds OEM standards, ensuring reliability.
7. **Reduces Exhaust Noise** A properly sealed flange helps contain exhaust noise, improving overall engine sound quality.
### **Cons:**1. **Potential Overkill for Minor Issues** If the exhaust flange damage is superficial (e.g., minor cracks or corrosion), a seal may not be sufficient, and a full flange replacement might still be needed.
2. **Installation Challenges** If the flange is heavily corroded or warped, removing the old seal or flange could be difficult, requiring extra effort or tools.
3. **Limited Longevity** While Graphoil is durable, it is not indestructible. In high-stress applications (e.g., heavy-duty towing or extreme off-roading), the seal may wear out faster than expected.
4. **Availability Concerns** Depending on the region, this specific part may not be readily available at all auto parts stores, requiring an online order or specialty supplier.
5. **Risk of Improper Installation** If not installed correctly (e.g., uneven pressure, improper alignment), the seal may fail prematurely, leading to leaks and wasted money.
6. **Compatibility with Modifications** If the exhaust system has been heavily modified (e.g., custom piping, headers), the stock flange may not align perfectly, requiring additional adjustments.
7. **Cost vs. Full Replacement** In some cases, if the flange itself is beyond repair, purchasing just the seal could be a temporary fix, and a full flange replacement might eventually be necessary.
### **Conclusion:**The **SLP 090-968 Exhaust Flange Graphoil Seal** is a solid choice for addressing minor exhaust flange leaks in 1990-1996 ID engines. It offers a balance of affordability, ease of installation, and reliability for basic sealing needs. However, if the flange is severely damaged, warped, or corroded, a full replacement may be more appropriate to ensure long-term performance.
### **Recommendation:** - **Buy the seal** if:- The flange is intact but leaking due to a worn or damaged seal.
- You are comfortable with basic mechanical work and have the right tools.
- You want a cost-effective solution before considering a full flange swap.
- **Consider a full flange replacement** if:- The flange is cracked, bent, or beyond repair.
- You plan to modify the exhaust system significantly.
- You suspect underlying issues (e.g., exhaust manifold cracks) that require attention.
- **Verify compatibility** by checking the exact engine model and exhaust configuration before purchasing, as slight variations may exist.
For most minor leak scenarios, this seal is a practical and cost-efficient upgrade. However, always inspect the flange thoroughly before installation to ensure it is structurally sound.
Exhaust Flange Graphoil Seal 3.D.