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The Small Block 350 engine has been a staple in the automotive world for decades, known for its versatility and performance. When considering a complete build with AFR (Air Flow Research) heads, it’s essential to break down the costs associated with each component. This article will provide a comprehensive overview of what you can expect to spend on a complete Small Block 350 build.
Overview of a Small Block 350 Build
The Small Block 350 is favored for its balance of power and efficiency. When upgrading to AFR heads, you can significantly enhance the engine’s performance. Below, we will explore the various components involved in a complete build and their associated costs.
Key Components and Their Costs
- Engine Block: $1,200 – $2,500
- AFR Heads: $1,200 – $2,000
- Crankshaft: $300 – $800
- Pistons: $400 – $1,000
- Connecting Rods: $300 – $600
- Camshaft: $150 – $500
- Intake Manifold: $200 – $600
- Fuel System: $300 – $700
- Exhaust System: $300 – $1,000
- Ignition System: $100 – $300
- Gaskets and Seals: $100 – $300
- Labor (if applicable): $1,000 – $2,000
Detailed Cost Breakdown
Engine Block
The engine block serves as the foundation of your Small Block 350. Depending on whether you go for a new or refurbished block, costs can range from $1,200 to $2,500. A new block will typically provide better reliability and longevity.
AFR Heads
AFR heads are renowned for their performance-enhancing capabilities. They can cost between $1,200 and $2,000. Investing in high-quality heads can lead to significant gains in horsepower and torque.
Crankshaft
The crankshaft is crucial for converting linear motion into rotational motion. Prices for crankshafts typically range from $300 to $800, depending on whether you choose a cast or forged option.
Pistons
Pistons are essential for compressing the air-fuel mixture. Expect to pay between $400 and $1,000, with costs varying based on material and design.
Connecting Rods
Connecting rods link the pistons to the crankshaft. Prices can range from $300 to $600 depending on the strength and weight of the rods.
Camshaft
The camshaft controls the timing of the engine’s valves. You can find camshafts priced between $150 and $500 based on their specifications and performance capabilities.
Intake Manifold
The intake manifold is responsible for distributing air and fuel to the engine. Costs can range from $200 to $600, influenced by design and material.
Fuel System
A reliable fuel system is crucial for optimal performance. Expect to spend between $300 and $700 on fuel pumps, injectors, and lines.
Exhaust System
The exhaust system affects engine performance and sound. Costs can vary from $300 to $1,000 based on components like headers and mufflers.
Ignition System
An efficient ignition system ensures proper engine firing. Prices range from $100 to $300 for distributors, coils, and spark plugs.
Gaskets and Seals
Gaskets and seals are necessary for preventing leaks. You can expect to spend between $100 and $300 for a complete set.
Labor Costs
If you’re not building the engine yourself, labor costs can add up. Hiring a professional can cost between $1,000 and $2,000, depending on the complexity of the build.
Estimating Total Costs
When you add up the costs of each component, you can expect a complete Small Block 350 build with AFR heads to range from approximately $5,000 to $12,000. The final price will depend on your choices of components and whether you choose to do the work yourself or hire a professional.
Conclusion
Building a Small Block 350 with AFR heads can be a rewarding project, offering significant performance improvements. By understanding the cost breakdown, you can make informed decisions that align with your budget and performance goals. Whether you’re a seasoned mechanic or a novice, knowing what to expect can help you plan your build effectively.