genuine image
8911A 1 Locking Header Bolt Kit for GM Small Block
8911A 1 Locking Header Bolt Kit for GM Small Block
8911A 1 Locking Header Bolt Kit for GM Small Block
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
Nº de artículo: 121708160

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

Nº de artículo: 121708160

NIO 3606

NIO 4029

Price Details

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

*All items will import from Estados Unidos

10%

En stock
Estados Unidos Importado de la tienda USA
Haz tu pedido ahora y recíbelo por ahí Sábado, Octubre 03
Our Top Logistics Partners
  • fedex
  • dhl
Upgrade your engine with Stage 8 Locking Header Bolt Kit – the ultimate solution for security and reliability!
Garantía U-Care:
Ninguno
Selecciona un plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment

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.

Detalles de producto

Shop 8911A 1 Locking Header Bolt Kit for GM Small Block online at a best price in Nicaragua. B000NN6B6G
Thread Size3/16 inch
Exterior FinishNickel
Manufacturer GradeGrade 8
Screw Head StyleHex
Colorsilver
Fastener TypeHexagon Bolt
Thread TypeUnc
Thread StyleRight Hand
Item HardnessGrade 8
Head TypeDouble Hex
Thread Class3A
Compatible Groove Diameter1 inches
Grade RatingGrade 8
Material TypeNickel
Finish TypesGlossy
Item Diameter1 inches (2.54 cm)
Size NameSmall
Number of Pieces36
Fastener Size3/16 inch
Thread CoverageFully Threaded
Item Dimensions3.24 x 2.41 x 1.3 inches (8.2 x 6.1 x 3.3 cm)
Outside Diameter1 inches
BrandStage 8
UPC765709891112
Number of Packs1
Set NameKit
Global Trade Identification Number00765709891112
Unit Count1 Count
ManufacturerStage 8
Number Of Items1
Included ComponentsSBC LONG HD/BLT
Item Type NameSBC LONG HD/BLT
Model8911A
Part Number8911A
MaterialNickel
Head StyleHex

What's in the box

SBC LONG HD/BLT

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.

DESCRIPCIÓN DEL PRODUCTO

¿Tienes alguna consulta? Chatea con nosotros

Preguntas y respuestas de los clientes

  • Pregunta: What is the 8911A 1" Locking Header Bolt Kit designed for?

    Respuesta: The 8911A 1" Locking Header Bolt Kit is specifically designed to secure header flanges on GM small block engines. This kit offers a reliable fastening solution that prevents header bolts from loosening due to engine vibrations and heat cycles. It’s ideal for both racing enthusiasts and daily drivers looking to maintain optimal performance and reduce exhaust leaks, thus enhancing engine efficiency.
  • Pregunta: What materials are used in the construction of the 8911A Locking Header Bolt Kit?

    Respuesta: This kit is constructed from high-quality materials like durable steel, which ensures longevity, strength, and resistance to corrosion. These materials are selected to withstand extreme conditions associated with high-performance engines. The robust design makes it perfect for both street and track applications, ensuring that the bolts hold up over time in various situations.
  • Pregunta: What is included in the 8911A 1" Locking Header Bolt Kit?

    Respuesta: The kit comes with steel bolts, locking washers, and all necessary hardware for installation. Each component is designed to work seamlessly together, providing a secure fit for your header installation. This comprehensive kit helps to ensure you have everything needed for an effective and straightforward installation.
  • Pregunta: How does the locking mechanism in the 8911A kit work?

    Respuesta: The locking mechanism features a unique design that increases friction, which in turn keeps the bolts tight under extreme heat and vibration. This helps to prevent loosening over time. It’s particularly beneficial in high-performance applications where engine vibrations can be significant, ensuring a tight seal at the header connection.
  • Pregunta: Can the 8911A Locking Header Bolt Kit be used with aftermarket headers?

    Respuesta: Yes, the 8911A Locking Header Bolt Kit is compatible with most aftermarket headers that are designed for GM small block engines. Its universal design allows it to fit well with various aftermarket configurations, making it a versatile choice for those upgrading their exhaust systems.
  • Pregunta: Is professional installation recommended for the 8911A Locking Header Bolt Kit?

    Respuesta: While many users can successfully install the kit themselves with basic tools, professional installation is recommended for those unfamiliar with engine components. A professional can ensure that the headers are aligned correctly and that the bolts are torqued to the specified values, maximizing performance and preventing exhaust leaks.
  • Pregunta: What applications are best suited for the 8911A Locking Header Bolt Kit?

    Respuesta: This bolt kit is ideal for both racing applications and street vehicles. Any GM small block engine owner looking for improved header stability and performance can benefit from this kit. Its design helps address issues faced in high-compression and high-rpm scenarios, making it essential for performance builds.
  • Pregunta: Are there any torque specifications for the bolts in the 8911A kit?

    Respuesta: Yes, the torque specifications for the bolts in the 8911A kit typically fall in the range of 24-30 ft-lbs, although it's always best to refer to your engine's specific manual for exact figures. Proper torque is crucial in achieving a secure fit without damaging the header or the bolt, thus preventing exhaust leaks.
  • Pregunta: Can I use the 8911A Locking Header Bolt Kit on other engine models?

    Respuesta: The 8911A Locking Header Bolt Kit is specifically engineered for GM small block engines. Its fitment and locking design cater to the specifications of these engines, and while it may fit other applications somewhat, using it outside of its intended design could lead to suboptimal performance or fitment issues.
  • Pregunta: Where can I buy the 8911A 1" Locking Header Bolt Kit For GM Small Block?

    Respuesta: You can purchase the 8911A 1" Locking Header Bolt Kit For GM Small Block at Ubuy in Nicaragua. Ubuy provides a range of automotive products, and you can find this kit along with other essential components to enhance your vehicle’s performance.

Stage 8 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

153 valoraciones de los clientes
  • 5 estrella
    79%
  • 4 estrella
    11%
  • 3 estrella
    4%
  • 2 estrella
    4%
  • 1 estrella
    2%

Revisar este producto

Comparte tus ideas con otros clientes

ventajas

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

Contras

  • May require slight modifications for some setups

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9477 reseñas
Read reviews
JK
Jasmin
Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
AG
Anke
Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
H
Hazel
Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
AC
Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
Pago seguro Global Delivery Easy Returns Genuine Products

Product Price History

Información importante

  • Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
  • No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda a nivel mundial. Los productos están sujetos a las normas de exportación/comercio.