fits model: Lt4, Lt1.

( Brand: Gm ), ( Manufacturer Part Number: 12711668 ), ( Type: Fuel Pump )
The GM 12711668 LT4 Fuel Pump Injector Upgrade Kit is an essential upgrade for LT1, LT4, and L86 engine applications. This kit is designed to enhance the performance of your vehicle by replacing the factory fuel pump and injectors with higher-capacity components.
The kit includes a high-flow fuel pump, which can deliver up to 200 lbs/hr of fuel, significantly increasing the fuel supply to your engine. This results in improved engine performance, increased horsepower, and better throttle response. The upgraded pump also features a billet aluminum housing for improved durability and heat dissipation.
The kit also includes eight high-flow fuel injectors that are specifically designed for LT1, LT4, and L86 engines. These injectors are capable of delivering up to 1300cc per minute, ensuring that your engine receives the precise amount of fuel it needs for optimal performance. The injectors are made of high-quality materials and feature a long-lasting ceramic tip.
The kit also includes a wiring harness and fuel lines that are specifically designed to work with the upgraded fuel pump and injectors. The wiring harness features heavy-duty wires and connectors for improved reliability and durability, while the fuel lines are made of high-pressure reinforced rubber for improved flexibility and resistance to leaks.
Installing the kit is relatively easy, as it includes clear and detailed instructions. The kit is also backed by a limited lifetime warranty, ensuring that you can purchase with confidence.
In summary, the GM 12711668 LT4 Fuel Pump Injector Upgrade Kit is an excellent upgrade for LT1, LT4, and L86 engine applications. It features a high-flow fuel pump, eight high-flow fuel injectors, a wiring harness, and fuel lines, all of which are designed to improve engine performance, increase horsepower, and enhance throttle response. The kit is easy to install and is backed by a limited lifetime warranty.
Pros of buying a GM 12711668 LT4 Fuel Pump Injector Upgrade Kit for LT1/LT4 L86:1. Enhanced Engine Performance: The kit upgrades the fuel pump and injectors, which can lead to improved engine performance, increased horsepower, and better fuel efficiency.
2. OEM Compatibility: The kit is designed to be compatible with GM LT1, LT4, and L86 engines, ensuring a seamless installation and integration with your vehicle's existing fuel system.
3. High-Quality Materials: The kit is made with high-quality materials, such as billet aluminum and stainless steel, which can withstand the high pressure and temperature demands of the fuel system.
4. Easy Installation: The kit comes with a detailed installation guide and all the necessary hardware, making it relatively easy for DIY enthusiasts to install.
Cons of buying a GM 12711668 LT4 Fuel Pump Injector Upgrade Kit for LT1/LT4 L86:1. Cost: The kit can be quite expensive, especially for those on a tight budget.
2. Complexity: While the installation guide is detailed, the process can still be complex for those without prior experience in automotive tuning or modification.
3. Voiding Warranty: Installing aftermarket parts can potentially void your vehicle's warranty, so it's important to check your vehicle's warranty terms before purchasing.
Conclusion and Recommendation:If you're looking to significantly improve the performance of your GM LT1, LT4, or L86 engine, the GM 12711668 LT4 Fuel Pump Injector Upgrade Kit is a worthy investment. However, it's important to weigh the pros and cons and consider your budget and experience level before making a purchase. If you're not comfortable with the installation process, it may be best to hire a professional to ensure a proper installation and avoid any potential issues. Overall, the kit offers a significant performance upgrade and, with proper care and maintenance, can provide a worthwhile return on investment.
NEW LT4 Fuel Pump, 8 - Injectors with OEM conversion harness and fuel crossover piping.