FOP1967 GM Performance Heads Pro Rebuild

Review GM Performance 502 Cubic Inch 8.2l Aluminum Heads Pro Rebuild

Introducing the GM FOP1967 Performance ZZ502 502 8.2L Heads Pro Rebuild Kit, a high-performance solution for your GM engine. This kit is designed for those seeking power and reliability, making it an excellent choice for racing applications, hot rods, or anyone looking to enhance their engine's performance.

The centerpiece of this kit is the 502 8.2L cylinder heads, which are CNC machined for precision and feature large, rectangular ports. These heads are specifically designed to maximize airflow and fuel delivery, resulting in increased horsepower and torque. The ports have been optimized for use with larger aftermarket intake manifolds and carburetors, allowing for even better performance gains.

The ZZ502 cylinder heads also come with new, heavy-duty, CNC-machined aluminum exhaust manifolds. These manifolds are designed to handle the increased heat and pressure generated by the high-performance engine, ensuring optimal exhaust flow and scavenging. Additionally, they are equipped with high-performance 1.90-inch primary exhaust ports and 1.75-inch secondary exhaust ports, which contribute to the engine's improved power output.

Another notable feature of this kit is the inclusion of new, high-performance valves and springs. The valves are made from a high-strength material that can withstand the increased temperatures and pressures generated by the high-performance engine. The springs have been specifically designed to provide optimal valve control and maintain proper valve clearance under high RPM conditions.

The GM FOP1967 Performance ZZ502 502 8.2L Heads Pro Rebuild Kit also includes new, high-performance valve guides, seats, and valve train components. These components are made from high-quality materials and are precision machined for a perfect fit, ensuring optimal sealing and durability.

Installing this kit is a straightforward process, thanks to the included detailed installation instructions and the availability of aftermarket gaskets and seals. The kit also includes all the necessary hardware for a successful installation.

In summary, the GM FOP1967 Performance ZZ502 502 8.2L Heads Pro Rebuild Kit is a high-performance solution designed to enhance the power and reliability of your GM engine. With its precision-machined cylinder heads, high-performance exhaust manifolds, and top-quality valves and springs, this kit is the ultimate choice for those seeking maximum power and unrivaled performance from their engine.

Buying GM FOP 1967 Performance ZZ502 502 8.2L heads for a rebuild comes with both advantages and disadvantages, depending on your specific needs, budget, and performance goals. Here are some potential pros and cons:

1. Enhanced Performance: ZZ502 cylinder heads offer improved airflow and combustion efficiency, which translates to increased horsepower and torque.

2. Durability: These heads are designed for high-performance applications and are expected to last longer than stock heads.

3. Customizability: ZZ502 heads can be modified further to suit specific engine builds, allowing for fine-tuning of the engine's performance.

1. Cost: ZZ502 heads are more expensive than stock heads due to their high-performance design and materials.

2. Installation Complexity: Installing these heads requires specialized knowledge and tools, potentially adding to the overall cost of the project.

3. Compatibility: The ZZ502 heads are designed for specific engine applications, and using them on an incompatible engine may result in issues.

If your goal is to significantly enhance the performance of your 1967 GM engine and you're willing to invest in the necessary expertise and resources, the ZZ502 502 8.2L heads can be a worthwhile investment. However, if you're on a tight budget or are looking for a more straightforward engine upgrade, you may want to consider other options.

Before making a decision, carefully consider your performance goals, budget, and the expertise available to you. You may also want to consult with a knowledgeable mechanic or engine builder to help you weigh the pros and cons and determine if the ZZ502 heads are the right choice for your specific application.

Details:

This engine includes block, crankshaft, pistons, damper, oil pump, pan, front cover and steel hydraulic roller camshaft with lifters. This engine features a standard deck height block with four-bolt main bearing caps, 4.00 stroke forged steel crankshaft and 4.47 diameter pistons. Item specifics brand: Gm. Crankshaft: forged steel.

Installation notes:clutch linkage bosses are now drilled and tapped. Thumbnails to: Gm performance ZZ502 502 cubic inch 8.2l aluminum heads, pro rebuild: this is our long block. Part brand: Gm. The Chevrolet performance ZZ502 engine is designed for those who need the max, 502ci gen vi big-block with roller camshaft.

For long blocks and partial engines with steel camshafts, a distributor colonized gear must be used or engine damage will occur. Camshaft type: hydraulic roller. Balanced: external. Pistons: forged aluminum.

Connecting rods: forged steel, shot preened. The pistons, rods and crankshaft are the same as gen v. We had this original ZZ502 2015 purchase from Gm rebuilt for a high end car build that we decided to go different route ls3 instead. Block: cast-iron with four-bolt main caps.

Placement on vehicle: engine.

specifications engineblocksam:

• brand: Gm
• mpn: Fop1967
• part type: Aluminum Head
• placement on vehicle: Engine

payments engineblocksam:

• credit card: mastercard
• wallet: paypal
• other

returns engineblocksam:

• time: 30 days
• paid by: buyer
• policy: returns accepted

seller engineblocksam:

• # reviews: 14868
• city: saint charles, missouri
• rating: 95.1%

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

offer engineblocksam:

• price: $12395.00
• item condition: Remanufactured
• sold #: 14
• options: ship-to-home
• in stock #: 1
• started: september 30, 2025
• availability: in stock

shipping engineblocksam:

• type: fixed
• service: flat rate freight
• class: freight