Vevor Cylinder Head Assembly Small Block Chevrolet Aluminum Engine Replacement Kit New
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Product Overview
The Vevor cylinder head assembly replacement kit is designed for Small Block Chevrolet SBC 327, 350, and 383 engines used in Corvette, Camaro, and Z06 applications. Built from Aluminum A356, it is engineered for precise fitment, improved sealing, and smooth engine operation. CNC-machined combustion chamber, intake, and exhaust passages help promote airflow accuracy and dependable performance. The assembly comes fully assembled with key internal components to simplify installation. It is intended to address common cylinder head issues such as vibration, oil leaks, deformation, and spark plug oil deposits.
Brand new
1 year factory warranty
Manufacturer direct shipping from CA, NJ, & TX
Authorized Vevor Dealer
Features
- Perfect Fit: Replaces the original cylinder head assembly to resolve failure and damage issues. As a cylinder head for small block Chevrolet engines, it fits the following models: SBC 327/350/383 Corvette, Camaro, Z06. You will experience unprecedented smoothness in engine operation.
- Precise Manufacturing: Utilizes CNC precision machining for the combustion chamber, intake, and exhaust passages. Compared to standard casting, this cylinder head provides smoother airflow and high precision with excellent sealing. Ensures that all components (such as valves, threaded holes, etc.) are correctly positioned, sized, and angled, avoiding issues such as improper valve heights. Passed sealing tests to ensure correct installation and operation. Compatible with angled spark plugs, M14*P1.25*22.8 installation holes.
- Long Service Life: The cylinder head assembly is crafted from premium materials to extend its lifespan. Made with industrial-grade aluminum alloy, it offers excellent impact resistance, wear resistance, and rapid heat dissipation to prevent overheating. We also include manganese bronze valve guides and hardened valve seats to maintain engine performance stability. Upgrade from disappointing old cylinder heads with our reliable option.
- Fully Assembled: The cylinder head assembly comes fully assembled with all necessary components, including valve spring seats, inner springs, outer springs, valve locks, valve seals, valve seats, intake valves, and exhaust valves. This reduces the likelihood of installation errors and ensures ease of use. It is carefully packaged and ready to be delivered to you. Please keep the installation environment clean and have a professional perform the installation.
- Efficient Solution for Common Issues: If your vehicle experiences abnormal vibrations, severe oil leaks, aging or deformation, or excessive spark plug oil deposits, consider replacing it with this high-quality engine cylinder head. It will enhance horsepower, improve fuel efficiency, and reduce emissions.
Specifications
| Item Model Number | 129006601 |
| Compatible Engines | Small Block Chevrolet SBC 327/350/383 |
| Compatible Vehicles | Corvette, Camaro, Z06 |
| Combustion Chamber Volume | 64 cc |
| Intake Port Volume | 190 cc |
| Intake Valve Diameter | 2.0" / 51.3 mm |
| Exhaust Valve Diameter | 1.60" / 40.6 mm |
| Spark Plug Type | Slant Hole |
| Spark Plug Installation Hole Specification | M14 x P1.25 x 22.8 |
| Water Passage Sealing Side Leakage Pressure Range | 0.35-0.45 MPa |
| Main Material | Aluminum A356 |
| Product Weight | 26.9 lbs / 12.2 kg |
| Dimensions | 19.7 x 7.5 x 5.1" / 500 x 190 x 130 mm |
Package Contents
Cylinder head assembly
Valve spring seats
Inner springs
Outer springs
Valve locks
Valve seals
Valve seats
Intake valves
Exhaust valves
Warranty
This item comes with a 1 year factory warranty.






