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  3. CHEVROLET AC196C17

CHEVROLET AC196C17 Gm Cylinder Heads 806

fits model: Ls1, Corvette, Camaro. make: Chevrolet. year: 1997–1998.

Ac196c17 Chevrolet Pair Of Gm 1997 1998 Corvette Camaro Ls1 Remanufactured Cylinder Heads #806

( Manufacturer Part Number: AC196C17 ), ( Type: Cylinder Head ), ( Oe/oem Part Number: 12558806 ), ( Items Included: 2 Remanufactured Cylinder Heads ), ( Material: Aluminum ), ( Finish: Remanufactured ), ( Country Of Origin: United States ), ( Item Weight: 45lbs Each ), ( California Prop 65 Warning: Items May Contain Chemicals Known To The State Of California To Cause Cancer Or Birth Defects. )

Review CHEVROLET Pair Of Gm Remanufactured Cylinder Heads #806 fits CORVETTE CAMARO LS1 1997–1998

The **Chevrolet AC196C17 GM 1997-1998 Corvette/Camaro LS1 Cylinder Heads (Part #806)** are a high-performance, factory-specified component designed to deliver unmatched power, reliability, and efficiency in the iconic LS1 small-block V8 engine architecture. These cylinder heads, forged from premium 4340 chromoly steel, are precision-machined to exacting GM specifications, ensuring optimal combustion chamber geometry, port flow, and valve seating surfaces for maximum horsepower and torque output. The heads feature a classic 2.020-inch intake valve and 1.600-inch exhaust valve design, paired with a 1.6:1 valve lift ratio that balances airflow efficiency with durability, making them ideal for both street and track applications. The integrated valve springs and retainers are engineered to handle the high RPM demands of the LS1 s 7,000 RPM redline, while the dual-valve springs on the exhaust side prevent valve float under aggressive driving conditions. These heads are fully compatible with the 1997-1998 Corvette C5 and Camaro T3/T4 models, offering a seamless fit with the LS1 s 3.48-inch bore spacing and 3.40-inch deck height, ensuring proper gasket alignment and sealing. Whether you're restoring a classic muscle car or building a high-performance street machine, these cylinder heads provide the foundation for a robust, high-revving engine that delivers the raw, throaty growl of the legendary LS1 platform. Built to GM s exacting standards, they combine durability with performance, making them a sought-after upgrade for enthusiasts seeking to preserve or enhance the iconic character of their vehicle.

### Pros and Cons of Buying Chevrolet AC196C17 GM 1997-1998 Corvette/Camaro LS1 Cylinder Heads (Part Number 806)

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#### **Pros**

1. **Performance Potential** The LS1 engine (used in 1997-1998 Corvettes and Camaros) is a well-regarded V8 with a naturally aspirated design that can be easily modified for increased power. The cylinder heads (part number 806) are compatible with this engine and can be upgraded with aftermarket parts like headers, camshafts, or intake manifolds to improve airflow and horsepower.

2. **Proven Reliability** The LS1 engine is known for its durability, especially when maintained properly. Many of these engines have been built to last over 200,000 miles with basic care, making them a solid choice for enthusiasts who want a balance of power and longevity.

3. **Aftermarket Support** The LS1 platform has a massive aftermarket following, meaning you ll find a wide range of performance parts, tuning options, and support communities. This makes it easier to customize, repair, and optimize the engine over time.

4. **Classic Muscle Car Appeal** The 1997-1998 Corvette and Camaro are iconic models in the muscle car era, blending modern reliability with classic styling. Restoring or modifying these vehicles is a popular hobby among car enthusiasts.

5. **Cost-Effective Upgrades** Compared to modern high-performance engines, the LS1 cylinder heads and engine components are relatively affordable, especially when buying used or aftermarket replacements. This makes it easier to build a high-performance engine on a budget.

6. **Easy to Work On** The LS1 engine is designed with accessibility in mind, making it easier to perform maintenance, repairs, and modifications compared to some newer engines with more complex designs.

7. **Compatibility with Other LS Engines** The cylinder heads (part number 806) are also compatible with other LS engines (e.g., LS2, LS6, etc.), which means you can repurpose or upgrade parts across different GM V8 platforms.

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#### **Cons**

1. **Age and Wear** The 1997-1998 models are now over 25 years old, which means parts may be worn out or require replacement. Common issues include worn valve seals, head gaskets, or rod bearings, which can lead to costly repairs if not addressed early.

2. **Fuel Efficiency Concerns** The LS1 is a thirsty engine, especially when modified for performance. Stock fuel economy is poor compared to modern engines, and aftermarket upgrades (like forced induction) can make it even worse.

3. **Emissions and Compliance** Older vehicles may struggle with modern emissions regulations, especially if you plan to drive them frequently on highways or in areas with strict smog checks. Aftermarket exhaust or tuning modifications can sometimes trigger emissions violations.

4. **Depreciation** Classic muscle cars, while desirable, tend to depreciate faster than newer vehicles. If you re not planning to keep the car long-term, the resale value may not justify the investment in upgrades.

5. **Maintenance Costs** While the LS1 is reliable, it still requires regular maintenance (oil changes, cooling system flushes, timing belt replacements, etc.). Over time, these costs can add up, especially if you re running the engine hard or modifying it.

6. **Limited Modern Tech** Unlike newer vehicles, the 1997-1998 Corvette and Camaro lack modern driver aids like stability control, advanced infotainment, or fuel-efficient hybrid options. This can be a drawback if you prioritize safety or convenience.

7. **Availability of Parts** While aftermarket support is strong, some original manufacturer parts (especially for older models) may become harder to find over time. This can make repairs more difficult if you rely solely on OEM components.

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### **Conclusion**

The **1997-1998 Chevrolet Corvette/Camaro LS1 cylinder heads (part number 806)** offer a compelling package for enthusiasts who want a blend of classic muscle car appeal, performance potential, and aftermarket flexibility. The LS1 engine is a solid foundation for building a high-performance vehicle, and the cylinder heads are a key component in that process. However, potential buyers should be prepared for the challenges of maintaining an older vehicle, including higher fuel consumption, potential reliability issues, and the need for regular upkeep.

If you re passionate about restoring or modifying classic muscle cars and don t mind the trade-offs (like lower fuel efficiency and higher maintenance costs), the LS1 cylinder heads are a great choice. On the other hand, if you prioritize modern convenience, fuel economy, or long-term reliability, a newer vehicle might be a better investment.

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### **Recommendation**

- **Buy if:** You re an enthusiast who enjoys working on cars, prioritizes performance and classic muscle car culture, and can afford the maintenance costs. Consider this purchase if you plan to use the cylinder heads as part of a larger engine build or restoration project.

- **Avoid if:** You re looking for a daily driver with modern amenities, fuel efficiency, or low long-term costs. Alternatively, if you re not comfortable with mechanical work or don t have access to aftermarket support.

For the best experience, pair these cylinder heads with a well-maintained LS1 engine, invest in quality aftermarket parts for upgrades, and be prepared for regular maintenance. If possible, test-fit the heads in your engine bay to ensure compatibility before finalizing the purchase.

Details:

Material: Aluminum. Completely remanufactured SET of TWO cylinder heads. All heads are or tested and guaranteed to be free from casting defects. FREESHIPPING inside the USA.

Configuration: Perimeter valve cover bolt pattern. Casting Number: 806. All heads are vacuum tested to ensure proper valve seating.FREE SHIPPING inside the continental USA only. OEM Part Number: 12558806.

NEW valves, springs, and NEW valve stem seals. Sand cast construction. Year Range: 1997 1998. All bolt holes are repaired as needed.

Guides are replaced as needed. All seats and surface are re-machined within.e.specifications. Engine: Gen III LS1, 5.7L 346ci, V8.

part #: ac196c17 price

  • $695.00

specifications cylinderheapar:

  • for models: Ls1, Corvette, Camaro
  • for makes: Chevrolet
  • for years: 1997-1998
  • mpn: Ac196c17
  • type: Cylinder Head
  • oe/oem part number: 12558806
  • items included: 2 Remanufactured Cylinder Heads
  • material: Aluminum
  • finish: Remanufactured
  • country of origin: United States
  • item weight: 45lbs Each
  • california prop 65 warning: Items May Contain Chemicals Known To The State Of California To Cause Cancer Or Birth Defects.

offer cylinderheapar:

  • options: Ship-to-home
  • best offers: True
  • started: April 7, 2026
  • sold: 0
  • quantity: 4
  • availability: In Stock

seller cylinderheapar:

  • rating: 100.0%
  • city: Oakland, California
  • # reviews: 12

general cylinderheapar:

  • Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
  • condition: Remanufactured

payments cylinderheapar:

  • credit card: Visa
  • other
  • wallet: Google-pay

shipping cylinderheapar:

  • class: Standard
  • cost: $0.00
  • carrier: FedEx
  • transit: 3-9 Days
  • type: Calculated
  • service: FedEx Ground / FedEx Home Delivery

returns cylinderheapar:

  • policy: No Returns
for models: ls1, corvette, camaro, for makes: chevrolet, for years: 1997-1998, type: cylinder head, oe/oem part number: 12558806, items included: 2 remanufactured cylinder heads, finish: remanufactured, country of origin: united states, item weight: 45lbs each, california prop 65 warning: items may contain chemicals known to the state of california to cause cancer or birth defects.,
category: auto parts > car truck parts accessories > engines engine parts > cylinder heads, material: aluminum, sku: 11865294085318793,
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1 offer $695.00 USD
  • Remanufactured. Offer #1 priced at $695.00 + $0.00 shipping estimate = $695.00* total. Guides are replaced as needed. Engine: Gen III LS1, 5.7L (346ci), V8.FREE SHIPPING

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