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  3. TRANS DAPT 9266

TRANS DAPT Intake Manifold Bolt Set 086923092667

9266 Trans Dapt Intake Manifold Bolt Set

( Brand: Trans Dapt ), ( Manufacturer Part Number: 9266 ), ( Part Type: Intake Manifold Bolt ), ( UPC: 086923092667 )

Review TRANS DAPT Intake Manifold Bolt Set

The **Trans Dapt 9266 Intake Manifold Bolt Set** is a meticulously engineered, high-performance replacement bolt kit designed specifically for Ford s iconic 351 Cleveland and 302 small-block engines, particularly those equipped with the legendary **Cleveland-style intake manifolds** found in models like the **1970 1976 Mustang, Boss 302, Boss 429, and early Ford GT40 replicas**. Crafted from **ARP-grade 8.8-grade steel**, these bolts are forged for superior strength and durability, ensuring they can withstand the extreme clamping loads and high-stress conditions common in high-performance applications, including forced induction builds, nitrous setups, and heavy-duty street/strip engines. Unlike standard OEM bolts, which are often prone to stripping or failure under aggressive power levels, the **9266 bolt set** features **precision-machined threads** and **optimized thread engagement**, reducing the risk of cross-threading and ensuring a secure, leak-free seal. Each bolt is **heat-treated and case-hardened** for enhanced resistance to wear and fatigue, making them ideal for engines running **nitrous oxide, turbocharging, or high-lift camshafts** where manifold clamping forces can reach or exceed 100 ft-lbs. The kit includes **all necessary bolts** including the critical **manifold-to-block bolts, intake flange bolts, and any additional spacers or washers** to restore proper torque specifications and prevent warping or distortion of the intake manifold under load. Whether you're rebuilding a classic Ford for track use, restoring a high-performance street machine, or upgrading a daily driver with a more aggressive cam or turbo setup, the **Trans Dapt 9266 bolt set** provides the reliability and precision needed to keep your engine running at peak performance without compromising integrity. Built to exceed factory standards, these bolts are a must-have for any serious Ford enthusiast looking to eliminate weak points and maximize power delivery.

### Pros and Cons of buying a **Trans-Dapt 9266 Intake Manifold Bolt Set**

#### **Pros:**

1. **Compatibility and Fit:** The 9266 bolt set is specifically designed for GM LS-based engines, particularly those with intake manifolds that require precise bolt replacement. It ensures a proper fit without the risk of cross-threading or stripping, which is common with aftermarket or mismatched bolts.

2. **High-Quality Materials:** Trans-Dapt bolts are made from high-strength steel, often with heat treatment to prevent corrosion and ensure durability. This reduces the likelihood of bolt failure under high engine loads.

3. **Correct Torque Specifications:** These bolts are engineered to meet GM s torque specifications, preventing overtightening (which can damage gaskets or manifolds) or undertightening (which can lead to leaks).

4. **Prevents Common Issues:** Many LS engines suffer from intake manifold leaks due to worn or improper bolts. Replacing them with the correct Trans-Dapt set can eliminate gasket leaks, vacuum loss, and potential engine performance issues.

5. **Easy Installation:** The bolts come pre-packaged and labeled, making installation straightforward. They often include washers or seals where applicable, simplifying the job.

6. **Cost-Effective:** Compared to full manifold replacements or custom bolt sets, this bolt set is a relatively inexpensive fix for a common problem.

7. **Widely Available:** As a popular GM LS part, these bolts are easy to find in both physical and online stores, reducing wait times for replacement.

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#### **Cons:**

1. **Limited Use Case:** This bolt set is **only for specific LS-based engines** (e.g., 4.3L, 4.8L, 5.3L, 6.0L, or 6.2L with intake manifolds that use the 9266 pattern). Buying it for a non-LS engine or a different manifold type will be a wasted purchase.

2. **No Performance Gain:** Unlike performance intake manifolds or bolt-on upgrades, this bolt set does not improve airflow or horsepower it only fixes leaks and ensures proper sealing.

3. **Potential for Overkill:** If the manifold itself is cracked or damaged, replacing just the bolts won t solve the underlying issue. A full manifold replacement may still be needed.

4. **Mixed Reviews on Durability:** While high-quality, some users report that these bolts can still fail over time (especially in high-mileage or modified engines) if the manifold or gasket is degraded. Regular maintenance is still required.

5. **May Not Fit Aftermarket Manifolds:** If you ve upgraded to an aftermarket intake manifold (e.g., Edelbrock, Holley, or a custom unit), the 9266 bolts may not be compatible. Always check compatibility before purchasing.

6. **Installation Requires Care:** While easy, improper torque application (even with the correct bolts) can still cause damage. Using a torque wrench is essential.

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### **Conclusion:**

The **Trans-Dapt 9266 Intake Manifold Bolt Set** is a **practical and cost-effective solution** for GM LS engine owners experiencing intake manifold leaks due to worn or stripped bolts. It provides a reliable, high-quality replacement that prevents common issues without requiring major modifications. However, it is **not a universal fix** it is strictly for LS-based engines with the correct manifold pattern, and it does not address structural damage to the manifold itself.

If you re dealing with a leaking intake manifold on an LS engine and the bolts are the root cause, this bolt set is a **strong recommendation**. However, if the manifold is cracked, warped, or the engine is heavily modified, additional repairs may be necessary.

### **Final Recommendation:** - **Buy the Trans-Dapt 9266 bolt set** if:

- You have a GM LS engine (4.3L 6.2L) with a standard intake manifold.

- Your issue is confirmed to be loose, stripped, or missing bolts causing leaks.

- You want a simple, reliable fix without performance gains.

- **Avoid it if:**

- Your engine is not LS-based or uses a different manifold pattern.

- The manifold itself is damaged and needs replacement.

- You re looking for a performance upgrade rather than a leak fix.

For best results, **verify compatibility with your specific engine and manifold** before purchasing. Always follow torque specifications during installation.

Details:

American Express.

part #: 9266 prices

  • $29.59-$49.72

specifications accperformanc:

  • brand: Trans Dapt
  • mpn: 9266
  • part type: Intake Manifold Bolt
  • upc: 086923092667

returns accperformanc:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted

offer accperformanc:

  • sold: 0
  • started: April 5, 2026
  • availability: In Stock
  • quantity: 3
  • options: Ship-to-home

payments accperformanc:

  • credit card: Diners-club
  • wallet: Apple-pay
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general accperformanc:

  • Parts Accessories > Permance Racing Parts > Accessories
  • condition: New

shipping accperformanc:

  • Transit: 3-6 Days
  • cost: $15.99
  • type: Fixed
  • class: Standard
  • service: Standard

seller accperformanc:

  • city: , Ohio
  • # reviews: 624104
  • rating: 99.3%
part type: intake manifold bolt,
category: auto parts > racing parts > accessories, sku: 16873820229301813,
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