1. Rocker Arms & Parts Engines Components For Sale
  2. sku: 13319787144298611
  3. TOP STREET PERFORMANCE 72873

TOP STREET PERFORMANCE 72873 Roller Rocker Arm Needle 843806122879 1.7 Bearing

fits model: Ls1. make: Chevy.

72873 Top Street Performance Aluminum Roller Rocker Arm System 1.7 Ratio Needle Bearing For Chevy Ls1

( Brand: Top Street Performance ), ( Manufacturer Part Number: 72873 ), ( Part Type: Roller Bearing Aluminum Arm ), ( UPC: 843806122879 )

Review TOP STREET PERFORMANCE Aluminum Roller Rocker Arm System 1.7 Ratio Needle Bearing Chevy fits LS1

Introducing the Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing Kit, an essential upgrade for your Chevy LS1 engine. This roller rocker arm kit is meticulously engineered to provide superior performance, durability, and efficiency for your high-performance vehicle.

The 1.7 needle bearings in this kit are expertly crafted using premium materials, ensuring a smoother and more consistent camshaft operation. Compared to traditional roller bearings, needle bearings offer a more precise fit and reduced friction, translating to improved engine response and power delivery.

The roller rocker arms themselves are designed with a high-strength, forged steel construction that can withstand the rigors of high-performance driving. The arms feature a polished, chrome-plated finish for a stylish appearance, as well as an improved sealing design that minimizes leakage and maintains optimal engine compression.

The 72873 Roller Rocker Arm Kit from Top Street Performance is a direct replacement for the factory components on your Chevy LS1 engine. Installation is straightforward, with no need for engine disassembly, making this an ideal upgrade for enthusiasts looking to enhance their engine's performance without the time and expense of a full build.

By upgrading to this advanced roller rocker arm kit, you'll experience increased horsepower and torque, improved throttle response, and enhanced engine durability. Whether you're a weekend racer or a daily driver, the Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing Kit is an investment in your vehicle's performance and longevity.

In summary, the Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing Kit is a top-tier upgrade for your Chevy LS1 engine, offering improved performance, durability, and efficiency through the use of premium needle bearings and high-strength roller rocker arms. With a straightforward installation process and a sleek, polished finish, this kit is an essential addition for any serious LS1 enthusiast.

Pros and Cons of Buying a Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing for Chevy Ls1

Introduction:

The Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing is an aftermarket part designed for use in Chevy LS1 engines. This roller rocker arm kit aims to provide improved engine performance and durability. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this product.

Pros:

1. Enhanced Performance: The roller rocker arm kit can lead to improved engine performance by reducing friction, allowing for more efficient valve actuation, and increasing the engine's rev limit.

2. Durability: The needle bearings in the roller rocker arms reduce friction, ensuring a longer lifespan compared to conventional flat-tappet designs. This can save you from the cost and hassle of frequent engine rebuilds or replacements.

3. High-Quality Materials: Top Street Performance uses high-quality materials to manufacture their roller rocker arms. This results in a robust and reliable product that can withstand the rigors of high-performance driving.

4. Upgrade Potential: Installing a roller rocker arm kit like the 72873 is a common upgrade for performance-oriented LS1 engine builds, making it an attractive investment for enthusiasts looking to enhance their vehicle's power and responsiveness.

Cons:

1. Cost: The Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing is a premium aftermarket part, and its cost can be a significant deterrent for some buyers.

2. Complex Installation: Installing a roller rocker arm kit requires a fair amount of mechanical expertise and specialized tools. If you're not confident in your abilities, it may be wise to have a professional mechanic handle the installation.

3. Compatibility: This roller rocker arm kit is specifically designed for Chevy LS1 engines. Make sure your engine model and year are compatible before making a purchase.

4. Increased Noise: Some users have reported an increase in engine noise after installing roller rocker arms. This is due to the reduced friction between the valves and the rocker arms, which can result in more pronounced valvetrain noise.

Conclusion:

The Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing offers several advantages, such as enhanced performance, durability, and the potential for increased power output. However, it also comes with some disadvantages, including a high cost, complex installation, compatibility issues, and the potential for increased engine noise.

Recommendation:

If you're an LS1 engine enthusiast looking to significantly improve your engine's performance, the Top Street Performance 72873 Roller Rocker Arm 1.7 Needle Bearing is a worthy investment. However, it's essential to consider the pros and cons carefully and ensure that the installation is performed by a skilled professional. If you're unsure about the benefits or the financial commitment, you may want to explore other, less expensive upgrades first.

Details:

Our team is committed to resolving any issues as quickly possible. Compatible with: CHEVROLET SMALL BLOCK V8 GEN. III LS BASED, 5.7 L / 346 in3. Quantity16, Rocker Arm Body Style Standard, Finish Black, Material2024 Aluminum, Ratio1.7, Type Full Roller, Self Aligning No, Shims Included No, Tip Style Needle Bearing, Grunion Bearing.

With billet steel stands and shafts, this all-in-one kit will beef up your LS power plant. These roller rockers are a great addition to any Chevy LS1 engine. Boxes, APO/FPO addresses if applicable. Items must be in their original condition and include all packaging accessories.

Every TSP product is backed by a one-year warranty, ensuring reliability and customer confidence.

part #: 72873 prices

  • $685.07-$715.00

specifications rockeareng:

  • for models: Ls1
  • for makes: Chevy
  • brand: Top Street Performance
  • mpn: 72873
  • part type: Roller Bearing Aluminum Arm
  • upc: 843806122879

offer rockeareng:

  • sold: 0
  • availability: In Stock
  • started: November 22, 2025
  • options: Ship-to-home

shipping rockeareng:

  • transit: 5-12 Days
  • carrier: FedEx
  • class: Standard
  • cost: $0.00
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed

returns rockeareng:

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

payments rockeareng:

  • other
  • wallet: Paypal
  • credit card: Discover

general rockeareng:

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

seller rockeareng:

  • city: Santa Fe Springs, California
  • # reviews: 4374
  • rating: 99.4%
for models: ls1, for makes: chevy, part type: roller bearing aluminum arm,
category: auto parts > engines engine parts > valvetrain components > rocker arms parts, sku: 13319787144298611,
Top Street Performance 72873 Is Similar To:
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2 offers $685.07–$715.00 USD
  • New. Offer #1 priced at $715.00 + $0.00 shipping estimate = $715.00* total. Aluminum Roller Rocker Arm System 1.7 Ratio, Needle Bearing for Chevy LS1 Chevy LS1/LS2/LS6 1.7 Ratio Roller Rocker Arms for Improved Valvetrain Performance These 1.7 ratio roller rocker arms are designed for Chevy LS1/LS2/LS6 applications, helping improve valve lift, reduce friction, and support more responsive engine performance.FREE SHIPPING
  • New. Offer #2 priced at $685.07 + $0.00 shipping estimate = $685.07* total. . These roller rockers are a great addition to any Chevy LS1 engine.FREE SHIPPING

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