8911A 1
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8911A 1
Upgrade your engine with Stage 8 Locking Header Bolt Kit – the ultimate solution for security and reliability!
8911A 1" Locking Header Bolt Kit for GM Small Block
зүйлийн дугаар: 121708160

8911A 1" Locking Header Bolt Kit for GM Small Block

зүйлийн дугаар: 121708160

MNT 272555

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from АНУ

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Яг одоо захиалаад ойрын хугацаанд хүлээн аваарай Sunday, 7 дугаар сар 19
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Upgrade your engine with Stage 8 Locking Header Bolt Kit – the ultimate solution for security and reliability!
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What Stands Out

Precision Fit
Engineered specifically for GM Small Block, ensuring a perfect fit and compatibility. This reduces the risk of leaks and malfunctions, securing your engine's performance with utmost reliability and safety.
Durable Construction
Crafted from high-quality materials that withstand extreme pressure and temperatures. This locking header bolt kit provides long-lasting durability, outperforming competitors and ensuring engine integrity over time.
Enhanced Performance
Designed to improve exhaust flow and engine efficiency, this kit optimizes performance. Unlock more power from your GM Small Block while reducing maintenance needs, giving you exceptional value for your investment.

Бүтээгдэхүүний дэлгэрэнгүй мэдээлэл

Shop 8911A 1 Locking Header Bolt Kit for GM Small Block online at a best price in Mongolia. B000NN6B6G
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Performance Enthusiasts

    Ideal for automotive enthusiasts looking to upgrade their GM Small Block engines with reliable and secure header bolts.

  • Mechanics and Technicians

    Professional mechanics will appreciate the durability and effectiveness of this bolt kit for ensuring proper header installation.

  • Custom Builders

    Designed for custom car builders needing robust components that withstand high-performance conditions and heavy usage.

Not Suitable For
  • Casual Drivers

    Not suitable for everyday drivers who may not need high-performance locking bolts for standard or stock engine setups.

  • Budget-Conscious Users

    Those with tight budgets might find this product pricier compared to standard header bolts that are sufficient for basic uses.

  • Non-GM Vehicles

    This kit is specifically designed for GM Small Block engines and is not appropriate for other vehicle makes or models.

БАРААНЫ ТАЙЛБАР

8911A 1" Locking Header Bolt Kit for GM Small Block

Асуулга байна уу? Бидэнтэй чатлаарай

Хэрэглэгчийн асуулт ба хариултууд

  • Асуулт: What sizes of GM small block does this kit fit?

    Хариулт: It fits GM small block engines ranging from 265 to 400 cu/inches.
  • Асуулт: Are these bolts reusable?

    Хариулт: Yes, the bolts are designed to be removable and reusable.
  • Асуулт: What material are the bolts made from?

    Хариулт: The bolts are made from Grade 8 steel, ensuring they will not stretch when hot.

Stage8 Header Bolts Editorial Review

The 8911A 1" Locking Header Bolt Kit for GM Small Block has garnered a generally positive response from users who appreciate the product's main features and benefits. Customers find the locking header bolts effective in preventing loosening after installation, which is a Considerable advantage over standard bolts. Many users report a significant reduction in the need for Constant tightening, with several expressing satisfaction after months of use without any concerns regarding leaks or bolt stability. The kit is praised for its innovation, featuring a design that allows for easy installation with either an allen wrench or a regular wrench, depending on space Constraints. However, some users have noted that slight modifications may be required for optimal fit on certain header setups. The inclusion of information about these modifications has been viewed positively, as it assists users in achieving the best performance from the bolts. While the product boasts high-quality Construction and effectively tightens headers without inducing leaks, a few criticisms arise regarding the pricing. Some customers feel that for the cost—approximately $70—the kit should include extra locking tabs and circlips. Additional complaints have documented a perceived lack of engineering finesse, particularly concerning the alignment of hex fasteners. This has led to concerns over the bolts' usability in future removal scenarios and has resulted in some expressing reluctance to purchase again. Overall, the 8911A Locking Header Bolt Kit is viewed favorably for its ability to secure headers efficiently, though potential buyers should be aware of the need for minor adjustments during installation and the Considerations regarding the price. **

Customer Reviews & Ratings

5.0
1 Хэрэглэгчийн үнэлгээ
  • 5 од
    100%
  • 4 од
    0%
  • 3 од
    0%
  • 2 од
    0%
  • 1 од
    0%

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Бусад хэрэглэгчидтэй санал бодлоо хуваалцана уу

Давуу тал

  • Effectively prevents loosening of header bolts
  • High-quality Construction ensures no leaks
  • Easy installation with various tool compatibility
  • Customer support provided through modification guidance

Сул талууд

  • May require slight modifications for some setups

Platform Trust & Buyer Confidence

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4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Product Price History

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MNT 272555

Яг одоо захиалаад ойрын хугацаанд хүлээн аваарай Sunday, 7 дугаар сар 19

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Онцлог & Давуу талууд

  • Includes 12 Grade 8 locking header bolts for GM small block 265 - 400 cu/inches.
  • Features a double hex head with 3/16 inch recessed allen head for effortless installation.
  • Boasts a durable duplex nickel finish for enhanced aesthetics and corrosion resistance.
  • Designed to be removable and reusable, offering long-term value.
  • Allows for easy visual inspection without needing a wrench for check tightness.
  • Guaranteed to maintain tightness even under high temperatures, ensuring engine performance.

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