TOMEI TA311A-NS08A Rocker Arm Stopper Silvia 180SX S14 S15

( Brand: Tomei ), ( Manufacturer Part Number: TA311A-NS08A ), ( Type: Rocker Arm Stopper ), ( Manufacturer Warranty: 1 Year ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Performance Part: Yes )

Review TOMEI Rocker Arm Stopper Silvia S14 S15 fits S13 SR20DET

The Tomei Ta311A-NS08A Rocker Arm Stopper is an essential performance upgrade for the SR20DET engine found in various Nissan models such as the Silvia (180SX), S13, S14, and S15. This rocker arm stopper is designed to enhance the engine's durability and reliability, making it an ideal choice for enthusiasts seeking optimal engine performance.

The Tomei Ta311A-NS08A Rocker Arm Stopper is meticulously engineered using high-quality materials. It is manufactured from heat-treated steel, ensuring that it can withstand the extreme temperatures and pressures generated during high-performance driving. Additionally, the stopper boasts a precision-machined finish, which guarantees a perfect fit and smooth operation.

The rocker arm stopper's primary function is to prevent the rocker arms from bouncing back too far after the piston has reached the top of its stroke. This excessive movement, known as valvetrain float, can lead to power loss and reduced engine efficiency. By effectively eliminating valvetrain float, the Tomei Ta311A-NS08A Rocker Arm Stopper ensures that the engine's valves remain in the correct position at all times, allowing for optimal combustion and maximum power output.

Moreover, the Tomei Ta311A-NS08A Rocker Arm Stopper features an adjustable design. This feature enables users to fine-tune the valvetrain clearance according to their specific engine build and driving conditions. The adjustability ensures that the rocker arms maintain the perfect balance between clearance and contact with the camshaft, resulting in improved engine response and overall performance.

Installation of the Tomei Ta311A-NS08A Rocker Arm Stopper is a straightforward process, requiring no major engine disassembly. The stopper is designed to bolt directly onto the existing rocker arm assembly, making it a convenient and cost-effective upgrade for SR20DET engine enthusiasts.

In summary, the Tomei Ta311A-NS08A Rocker Arm Stopper is an essential performance upgrade for SR20DET engines found in various Nissan models. Its high-quality design, adjustable functionality, and straightforward installation process make it an invaluable addition for those seeking optimal engine performance, durability, and reliability.

Tomei Ta311A-NS08A Rocker Arm Stopper for Silvia (180sx, S13, S14, S15, SR20DET): A Detailed Analysis

The Tomei Ta311A-NS08A rocker arm stopper is a popular aftermarket upgrade for the SR20DET engine found in various Nissan models such as the Silvia (180sx), S13, S14, and S15. This component is designed to enhance engine performance and durability. In this analysis, we will discuss the potential pros and cons of investing in this rocker arm stopper.

1. Enhanced Engine Performance: The Tomei Ta311A-NS08A rocker arm stopper is designed to reduce valve train friction, allowing the engine to breathe more efficiently and produce more power. This can lead to improved throttle response and overall engine performance.

2. Increased Durability: The rocker arm stopper is made from high-quality materials, including titanium, which is known for its strength and durability. This can help prevent wear and tear on the engine components, leading to a longer lifespan.

3. Reduced Engine Noise: The Tomei rocker arm stopper is designed to reduce engine noise by minimizing valvetrain slap. This can result in a quieter and more enjoyable driving experience.

4. Improved Valve Control: The rocker arm stopper provides better valve control, which can help improve fuel efficiency and reduce emissions.

1. Cost: The Tomei Ta311A-NS08A rocker arm stopper is a premium aftermarket component, and it comes with a premium price tag. This may not be a suitable option for those on a tight budget.

2. Installation Complexity: Installing the rocker arm stopper can be a complex process, and it may require specialized tools and knowledge. This can add to the overall cost of the upgrade.

3. Potential for Engine Damage: If not installed correctly, the rocker arm stopper can cause damage to the engine components. It is essential to follow the installation instructions carefully and seek professional help if needed.

The Tomei Ta311A-NS08A rocker arm stopper is an excellent upgrade for those looking to enhance the performance and durability of their SR20DET engine. While it comes with a premium price tag and a complex installation process, the potential benefits far outweigh the drawbacks. With improved engine performance, increased durability, reduced engine noise, and better valve control, this component can be a worthwhile investment for serious enthusiasts.

If you are considering purchasing the Tomei Ta311A-NS08A rocker arm stopper for your SR20DET engine, it is essential to do your research and ensure that you are prepared for the installation process. Seek the advice of a professional mechanic or experienced enthusiast to help guide you through the process. Additionally, make sure that you have the necessary tools and resources to complete the installation safely and effectively. With proper preparation and execution, this upgrade can provide significant benefits to your driving experience.

Details:

Available with Solid pivot type cam. Set of each IN and EX. Cannot be used with VVL. 100% Genuine Tomei products.

Spacer included. Untitled Document. Material SPCC steel chromed coated. Head cover modification may needed to some model.

part #: ta311ans08a prices

• $76.00-$119.98

specifications rockeareng:

• for models: S13, Sr20det
• brand: Tomei
• mpn: Ta311a-ns08a
• type: Rocker Arm Stopper
• manufacturer warranty: 1 Year
• california prop 65 warning: California Prop 65 Warning
• performance part: Yes

offer rockeareng:

• sold: 0
• quantity: 1
• availability: In Stock
• started: October 2, 2025
• options: Ship-to-home

payments rockeareng:

• other
• credit card: Diners-club
• wallet: Apple-pay

returns rockeareng:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general rockeareng:

• condition: New
• Engines Engine Parts > Valvetrain Components > Rocker Arms Parts

seller rockeareng:

• rating: 99.0%
• # reviews: 38474
• city: Los Angeles, California

shipping rockeareng:

• cost: $0.00
• transit: 4-8 Days
• type: Fixed
• service: Standard with Adult Signature required
• class: Standard

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