fits model: 350, 454. make: Chevy.

( Brand: Melling ), ( Manufacturer Part Number: J-817 ), ( Part Type: Hydraulic Block Tappet Lifter )
The JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters are a high-quality replacement part designed specifically for 350 and 454 Chevrolet engines. These lifters are manufactured by Melling, a trusted name in the automotive industry known for producing top-notch engine components.
The JB-817 lifters are designed to fit BBC block Chevrolet engines, which are popular among enthusiasts and restorers for their robustness and performance. These hydraulic flat tappet lifters utilize a proven design that provides reliable and consistent valve control, ensuring optimal engine performance and longevity.
The lifters feature a durable, high-quality cast aluminum construction with a hardened-steel plunger. This design provides excellent strength and wear resistance, ensuring that the lifters can withstand the high-stress environment of a running engine. The plunger also features a tapered tip, which provides an excellent seal against the valve stem and helps to minimize leakage.
The JB-817 lifters are designed to work with flat tappet camshafts, which are popular among performance enthusiasts for their ability to provide more precise valve control and better engine response. The lifters feature a deep cavity, which helps to provide ample oil flow to the valve train and keep it lubricated under high-stress conditions.
Installing the JB-817 lifters is a straightforward process that can be done with basic hand tools. The lifters come with a replacement retainer and spring, ensuring that the installation process is as simple and hassle-free as possible.
Overall, the JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters are a high-quality replacement part that is designed to provide reliable and consistent valve control in BBC block Chevrolet engines. Their durable construction, proven design, and easy installation make them an excellent choice for anyone looking to upgrade their engine's valve train or perform a restoration.
Pros of JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters (350 454 J-817):1. High Quality: Melling is a well-known and reputable brand in the automotive industry. These lifters are made with high-quality materials, ensuring durability and reliability.
2. Improved Engine Performance: The hydraulic lifters help in maintaining consistent valve clearance, which in turn improves engine performance and fuel efficiency.
3. Reduced Engine Noise: Compared to solid lifters, hydraulic lifters like these reduce engine noise due to their ability to self-adjust valve clearance.
4. Easy Installation: These lifters are designed to fit directly into the engine, making installation relatively easy for most DIY enthusiasts or professional mechanics.
Cons of JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters (350 454 J-817):1. Cost: High-quality components like these lifters can be quite expensive compared to lower-end alternatives.
2. Potential for Leaks: While the lifters themselves are sealed, the hydraulic system can potentially leak, which could lead to oil loss and engine issues if not addressed promptly.
3. Less Resistant to Heat: Hydraulic lifters are not as heat resistant as solid lifters. In high-performance or high-temperature environments, this could potentially lead to issues.
Conclusion:The JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters are a great choice for those looking for improved engine performance, reduced engine noise, and easy installation. However, the high cost and potential for leaks are factors to consider. If you can afford the price and are willing to maintain the lifters properly, these lifters could significantly improve the performance of your 350 or 454 Chevy engine.
Recommendation:If you're looking to upgrade your engine's lifters, the JB-817 Melling 817 BBC Block Chevy Hydraulic Flat Tappet Lifters are a solid choice. However, it's important to weigh the pros and cons and ensure that the benefits outweigh the costs for your specific situation. If you're unsure, it may be worth consulting with a professional mechanic to get their expert opinion.
No lifter offset link bar these lifters fit: Chevy small block 305, 307, 327, 350, 400 big 396, 402, 409, 427, 454. Lifter outside diameter in. Melling has designed these lifters to be within factory tolerances for the perfect fit.