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Top Street Performance

Pro Series Chevy Small Block Cylinder Head 12-Point Bolt Kit

Pro Series Chevy Small Block Cylinder Head 12-Point Bolt Kit

SKU: SKU: 719-82051

Regular price $62.66
Sale price $62.66 Regular price $71.20
Shipping calculated at checkout.

Low stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Fits Chevy Small Block V8 engines 262–400 including 350 and 383 stroker applications
  • Bolt kit with 12-point hardware and 35 Chromoly construction for performance engine builds
  • Provides strong, consistent clamping force to support head gasket sealing and cylinder pressure control
  • Application-specific torque procedure listed in specs: 3 steps, to 125 ft-lbs

Description

Upgrade your Chevy Small Block build with a Pro Series cylinder head bolt kit engineered for stronger clamping force, accurate torque readings, and reliable cylinder head sealing. Built for performance engine assembly, this kit helps improve head gasket retention and long-term durability under higher cylinder pressure.

Reliable Head Bolt Clamping
Application-specific head bolts provide strong, even clamping force to help maintain head gasket seal and cylinder pressure in performance engine builds.

Performance Fastener Construction
Constructed from 35 Chromoly with a Black finish, this kit is designed for strength, corrosion resistance, and dependable performance during demanding engine operation.

Torque-Specific Installation
Designed for the listed application torque procedure: 3 steps, to 125 ft-lbs. Always follow the correct torque sequence, lubricant instructions, and any re-torque requirements for your engine.

Complete Application-Specific Kit
Sold as a kit. Verify cylinder head style, block thread size, and application notes before installation to ensure proper fitment.

Specs

Torque 3 steps, to 125 ft-lbs
Fastener Color Black
Fastener Material 35 Chromoly
Fastener Style Bolt
Head Style 12-point
Quantity Sold as a kit

Engine Fitment

COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
• 4.3L / 262 in³
• 4.3L / 265 in³
• 4.4L / 267 in³
• 4.6L / 283 in³
• 4.9L / 302 in³
• 5.0L / 305 in³
• 5.0L / 307 in³
• 5.4L / 327 in³
• 5.7L / 350 in³
• 6.6L / 400 in³

COMMON VEHICLE APPLICATIONS
Chevrolet Camaro (1967–1995 SBC equipped)
Chevrolet Chevelle (1964–1977 SBC)
Chevrolet Nova (1962–1979 SBC)
Chevrolet C10 / C/K Trucks (1960–1995 SBC)
Chevrolet Impala / Caprice (SBC equipped)

NOTES

Fits Gen I Small Block Chevy engines (1955–1995).

Fits perimeter-bolt valve covers and pre-Vortec intake manifolds.

Compatible with common SBC stroker builds (383 / 406).

Verify fastener style, head design, and block/head combination before installation.

Not compatible with LT1 / LT4 Gen II engines, LS-based engines, or Big Block Chevy engines.

Q&A

What engines are these cylinder heads compatible with?
These cylinder heads are designed for COMPATIBLE WITH, CHEVROLET SMALL BLOCK V8 GEN. I.


Are these heads assembled or bare?
Configuration should be confirmed in the product details.


What material are these cylinder heads made from?
They are made from aluminum, which helps reduce weight and improve heat dissipation.


Will these cylinder heads improve engine performance?
Yes, performance cylinder heads are designed to improve airflow, which can increase horsepower, torque, and overall engine efficiency.


Are these a good upgrade over stock cylinder heads?
Yes, these cylinder heads are a strong upgrade for improving airflow and overall engine performance compared to factory heads.


Do these heads require additional components for installation?
Depending on your setup, additional components such as gaskets, pushrods, valve train components, or tuning may be required.


Are these suitable for street or race applications?
These cylinder heads can be used for street performance and performance builds depending on the overall engine combination.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.