fits model: Ls3, Street.

( Brand: Speedmaster ), ( Manufacturer Part Number: PCE261.1242 ), ( Part Type: Aluminum Shaft Mount Arm ), ( Fitment: Aftermarket Modifications Needed ), ( Images: May Vary )
The PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms, manufactured by Speedmaster, is a high-performance component designed specifically for Chevrolet LS3 engines. This rocker arm is an essential part of your engine's valvetrain system, responsible for converting the linear motion of the camshaft into the rotational motion of the valves.
The PCE261.1242 is a shaft-mount design, which means it is secured directly to the camshaft, providing a more direct and responsive connection. This design also reduces the amount of space required, making it an excellent choice for heavily modified engines or vehicles with limited space.
The rocker arm features a 1.7 ratio, which is ideal for high-performance applications. This ratio provides a more aggressive valve lift, allowing for increased engine performance and power output. The arm is also made from high-quality steel for durability and reliability, ensuring it can withstand the high temperatures and pressures found in a high-performance engine.
The PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arm is a direct replacement for the original rocker arm, making installation straightforward and hassle-free. It is also compatible with most aftermarket camshafts, providing you with the flexibility to choose the perfect cam for your specific performance goals.
In summary, the PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arm is a high-performance component that delivers increased power and reliability for your Chevrolet LS3 engine. Its shaft-mount design, 1.7 ratio, and high-quality steel construction make it an excellent choice for any serious performance enthusiast.
Pros of buying PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster:1. High quality materials: The PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster is made of high-quality materials, such as steel, which ensures durability and longevity.
2. Easy installation: The shaft mount design of this product makes it easy to install, saving time and effort.
3. Adjustable: The rocker arms are adjustable, allowing for fine-tuning of the engine's performance.
4. Affordable: Compared to other aftermarket rocker arm sets, the PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster is relatively affordable.
Cons of buying PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster:1. Limited compatibility: This product is only compatible with certain engine types, such as LS3 engines, so it may not be suitable for all vehicles.
2. Potential for wear and tear: Over time, the rocker arms may wear out or become damaged, requiring replacement.
3. Requires proper installation: While installation is relatively easy, it is still important to follow the manufacturer's instructions and ensure proper alignment to avoid damaging the engine.
Conclusion:The PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster is a high-quality and affordable aftermarket rocker arm set that is easy to install and adjust. However, it may not be suitable for all vehicles, and proper installation is essential to avoid damaging the engine. If the vehicle is compatible and proper installation is ensured, this product is a great choice for anyone looking to improve their engine's performance.
Recommendation:If you are looking to upgrade your engine's performance with new rocker arms, the PCE261.1242 LS3 Shaft Mount 1.7 Street Rocker Arms Speedmaster is a great option due to its high-quality materials, easy installation, and adjustability. However, it is essential to ensure compatibility with your vehicle and follow proper installation instructions to avoid any damage to the engine.
7 rocker arm style: full roller stud size: N/A shims included: yes self-aligning: body ultra black nut material: aluminum finish: anodized quantity: sold as complete set notes: these rockers are the best deal on market for your high performance and racing application. Speedmaster roller rockers are available in various ratios, so you good to go. 7 ratio super Street aluminum rocker arms a thumbnail to view larger image LS3 shaft mount 1242 part type: rocker arms arm mounting style: shaft mounted ratio: 1.
They are assembled with the best components to handle high lift and rpm applications. 7 ratio super Street aluminum rocker arms brand: pro comp electronics part number: pce261. They feature greater strength and durability, capable of withstanding valve spring load.
Ls3 shaft mount 1.