GM 12555690 Cylinder Heads Stuart

( Brand: Gm ), ( Manufacturer Part Number: 12555690 ), ( Type: Cylinder Head ), ( Material: Aluminum )

Review GM Cylinder Heads Stuart Florida Pickup Only fits CORVETTE LT4 1996

Detailed Product Description for GM 12555690 1996 Corvette LT4 Cylinder Heads - Stuart

The GM 12555690 1996 Corvette LT4 Cylinder Heads, manufactured by Stuart, are a testament to engineering excellence and performance precision. These high-performance cylinder heads are designed specifically for the iconic 1996 Corvette LT4 engine, offering an unparalleled balance of power, efficiency, and reliability.

Crafted with precision, these heads feature a compact combustion chamber design, optimized for the LT4's high-compression, high-output setup. The 2-valve per cylinder configuration, complemented by large, high-flow intake and exhaust ports, ensures uninhibited airflow for maximum power delivery throughout the rev range.

The combustion chambers are CNC-machined to ensure perfect symmetry and dimensions, promoting optimal fuel-air mixture and combustion efficiency. The durable, heat-resistant ferrous alloy construction ensures robustness and longevity, even under the most demanding racing conditions.

Each head undergoes rigorous testing to ensure it meets the stringent quality standards of Stuart and GM. This comprehensive testing process includes pressure testing, flow bench testing, and leak-down testing, ensuring the heads deliver consistent performance and longevity.

Installing these cylinder heads into your 1996 Corvette LT4 engine will not only enhance its power output but also improve its overall driving dynamics. With improved breathing and combustion efficiency, your engine will respond more eagerly, delivering a more responsive, exhilarating driving experience.

In conclusion, the GM 12555690 1996 Corvette LT4 Cylinder Heads by Stuart are a high-quality, performance-oriented upgrade for your 1996 Corvette LT4 engine. Their precise engineering, durable construction, and rigorous testing process make them an excellent choice for enthusiasts seeking to extract the maximum potential from their legendary sports car.

Evaluation of GM 12555690 1996 Corvette LT4 Cylinder Heads (Stuart)

1. High Performance: These cylinder heads are designed for the LT4 engine, known for its power and high-performance capabilities. They can potentially enhance the engine's output.

2. OEM Authenticity: These heads are original equipment manufacturer (OEM) parts, ensuring they fit perfectly and function as intended in the 1996 Corvette's engine.

3. Quality Assurance: As they are remanufactured by Stuart, a reputable company in the automotive industry, they are likely inspected and tested for quality and performance.

1. Expense: OEM parts can be more expensive than aftermarket alternatives. The cost may be a significant factor for some buyers.

2. Availability: Since they are OEM parts, they may not be as readily available as aftermarket options, especially for older models like the 1996 Corvette.

3. Limited Upgrade Potential: While these heads are designed for the LT4 engine, they may not offer as much upgrade potential as aftermarket heads designed for higher performance.

If you prioritize OEM quality, perfect fitment, and high performance, the GM 12555690 1996 Corvette LT4 Cylinder Heads (Stuart) could be a good choice. However, if cost and upgrade potential are significant concerns, aftermarket options might be more suitable. Weigh your priorities and budget before making a decision.

Details:

DATED 6609 6103. GM NUMBER 12555690. 1996 Corvette LT4 aluminum cylinder heads, GREASY!, used. THE MILEAGE IS 96,000.

part #: 12555690 prices

• $164.99-$1599.99

specifications cylinderheapar:

• for models: Lt4, Corvette
• for years: 1996
• brand: Gm
• mpn: 12555690
• type: Cylinder Head
• material: Aluminum

general cylinderheapar:

• condition: For parts or not working
• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads

payments cylinderheapar:

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

shipping cylinderheapar:

offer cylinderheapar:

• started: July 24, 2025
• availability: In Stock
• sold: 0
• options: Seller-arranged-local-pickup
• quantity: 1

returns cylinderheapar:

• policy: No Returns

seller cylinderheapar:

• city: Stuart, Florida
• # reviews: 24643
• rating: 100.0%

Gm 12555690 Is Similar To:

• 10101140 Gm Chevy Pair Of Matching Numbers Cylinder Heads Oval Ports (38.8% similar) For sale is this pair of Gm matching numbers cylinder heads. Oval ports, some surface rust Gm 1 will work on Chevy motors...(November 29th, 2018)
• 10149600 General Motors Nos Gm Chevrolet Gmc Truck Suv Diesel Cylinder (24.1% similar) 2j diesel V81990 1991 Chevrolet blazer and GMC jimmy model's with nos stripes, decals, electrical and mechanical parts important. This means if the item is lost or damaged while in transit there no coverage. I do guarantee them to be nos or as otherwise described in my offer. This is a new old ...(February 14th, 2019)
• 350 V8 Mercruiser 10239906 5.7 Cylinder Vortec Gm Head Omc (37.2% similar) Vortex 7 v8 used cylinder head good working condition...(March 31st, 2015)
• 11569648 Gm Cylinder Head Bolt Lot Of Chevy Buick Olds Pontiac (46.6% similar) God bless the USA and her troops. Sales and shipping within the USA only. The winning bidder will receive all 10 pieces. They're nos in the original packaging. I do not know any of the exact applications. Please visit my other offer offerings for more quality stuff. Offered is a believed to fit some...(January 2nd, 2019)
• 1193743 Buick Skylark Special Nos Gm Alum Cylinder Head (27% similar) Buick skylark and special nos Gm 215 v8 alum cylinder head. Sorry-no valves or springs. Nice shape casting in Gm box. Fossick automotive products inc. Warning: cancer and reproductive harm...(March 15th, 2019)
• Head Lot 4 Oem Nos Bolts Cylinder 12338010 Gm (27.6% similar) Out of a local estate...(March 26th, 2015)
• 1240149 Gm Buick 455 Heads (22.7% similar) This is the year for ultimate iron 455 beast. Casting from Buick 455 heads with APR studs installed. Hardened intake seats and new springs...(June 3rd, 2017)
• 12495499 Gm Performance Small Block Chevy Cylinder Head Bolt Kit (37% similar) For use with iron or aluminum heads. I have 2 sets to sell and only 1 box so somebody will get 1 set without box. Gm performance small block Chevy cylinder head bolt kit new ABC hex head bolts with thread sealer...(December 22nd, 2015)
• 12552362 Acdelco Chevy Silverado Cylinder Head Gasket Gm Original 808709361817 (43% similar) Specifications: minimum order quantity: 1 material: graphite steel color: black configuration: one piece thickness in. Gm original equipment trade regular graphite steel cylinder head gasket by AcDelco. Designed utilizing the latest technology, this product by AcDelco features premium quality and ...(May 8th, 2018)
• Vortec Big 7400 1998 12560241 Cylinder Gm Port Block Head Chevrolet Oval (39.2% similar) Free shipping if this item offers free shipping free shipping for all 50 USA. 720 valves specifications manufacturer Chevrolet Gm part also known as condition this unit is used but in good working condition. Higher shipping and handling cost prevail...(April 20th, 2015)
• 12589461 Acdelco Chevy Impala Cylinder Head Opening Cover Gm 808709358190 (36.1% similar) Designed utilizing the latest technology, this product by AcDelco features premium quality and will perform better than advertised. Specifications: minimum order quantity: 1 material: rubber color: black thickness in. Gm original equipment trade rear rubber cylinder head opening cover o-ring by ...(May 8th, 2018)