TSP SP9823 Header Bolts

( Brand: Tsp ), ( Type: Header Bolts ), ( Manufacturer Part Number: SP9823 ), ( Placement On Vehicle: Exhaust Manifold )

Review TSP Chevy Chrome Plated Header Bolts fits 305 327 350 400

Introducing the TSP SP9823 header bolts, a must-have accessory for any Chevrolet engine with a displacement of 305, 327, 350, or 400 cubic inches. These high-performance bolts are specifically designed to provide superior strength and reliability for your high-performance application.

Each bolt in this set is meticulously crafted from premium-grade SAE J30 threaded steel, ensuring maximum durability and resistance to fatigue. The bolts feature a robust 12-point design, which provides an increased contact surface area with the head of the engine component, enhancing clamping force and preventing bolts from backing out under extreme conditions.

The TSP SP9823 header bolts come with a unique, self-locking, tapered washer system. This innovative design allows the washer to expand when the bolt is tightened, creating a secure mechanical lock that prevents the washer from coming loose, even under the most demanding conditions. The washer system also eliminates the need for expensive, messy thread sealants.

Each bolt in this set is precision-machined to ensure perfect fitment and thread engagement, reducing the risk of cross-threading or damage to the engine components. The bolts are also coated with a corrosion-resistant, zinc-plated finish to protect against the elements and extend the life of the bolts.

The TSP SP9823 header bolts are designed to meet or exceed OEM specifications, making them an excellent choice for engine rebuilds, upgrades, or high-performance applications. With their superior strength, reliability, and ease of use, these bolts are the perfect solution for anyone looking to maximize the performance and durability of their Chevrolet engine.

In summary, the TSP SP9823 header bolts are a high-quality, premium accessory that offers superior strength, reliability, and ease of use for any Chevrolet engine with a displacement of 305, 327, 350, or 400 cubic inches. These bolts are meticulously crafted from premium-grade SAE J30 threaded steel and feature a unique, self-locking, tapered washer system, making them an excellent choice for high-performance applications. With their precision machining, corrosion-resistant finish, and perfect fitment, these bolts are sure to exceed your expectations and provide you with the peace of mind you deserve.

Pros and Cons of Buying TSP SP9823 Chevy 305, 327, 350, 400 Header Bolts

a. Designed specifically for Chevy engines: These header bolts are engineered to fit and function optimally with Chevrolet engines, ensuring a secure and reliable installation.

b. High-temperature resistance: TSP SP9823 header bolts are manufactured from heat-resistant materials, capable of withstanding the extreme temperatures generated during engine operation.

c. Corrosion-resistant: The bolts are coated with a protective finish that shields them from the damaging effects of moisture and other environmental factors, extending their service life.

d. Precise thread pitch: The bolts feature a precise thread pitch, ensuring a snug and secure fit in the engine head and header.

a. Possible compatibility issues with non-Chevy engines: Since these header bolts are designed for Chevy engines, they may not be compatible with other makes and models.

b. Higher cost compared to generic bolts: TSP SP9823 header bolts are typically more expensive than their generic counterparts due to their specialized design and materials.

c. Requires a specific torque setting: Proper installation of these bolts requires the use of a torque wrench to ensure they are tightened to the correct specifications, which may add to the installation time and cost.

TSP SP9823 header bolts offer several advantages for those working on Chevy engines, including high-temperature resistance, corrosion resistance, and precise thread pitch. However, they come with a higher cost compared to generic bolts and may not be compatible with non-Chevy engines. Ultimately, the decision to purchase these bolts depends on the specific requirements of your project and your budget. If you are working on a Chevy engine and prioritize the benefits of these specialized bolts, they may be a worthwhile investment. If budget is a concern or if you are working on a different make or model engine, generic header bolts may be a more cost-effective option.

part # sp9823 prices

• $11.43-$18.95

specifications gasketdug:

• for models: 305, 327, 350, 400
• for makes: Chevy
• brand: Tsp
• type: Header Bolts
• manufacturer part number: SP9823
• placement on vehicle: Exhaust Manifold

seller gasketdug:

• # reviews: 45562
• rating: 98.2%

general gasketdug:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust Gaskets

payments gasketdug:

• wallet: Paypal
• credit card: Diners-club
• other

returns gasketdug:

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

offer gasketdug:

• options: Ship-to-home
• started: July 28, 2025
• availability: In Stock
• sold: 0
• quantity: 2

shipping gasketdug:

• class: Standard
• carrier: USPS
• type: Fixed
• transit: 3-9 Days
• cost: $6.00
• service: USPS First Class

Tsp SP9823 Is Similar To:

• Tsp Sp9826 Sp9827 Chevy 396 402 454 Chrome Plated Header Bolts (77.7% similar) $11.43–$23.95. (July 28th, 2025)