MOPAR P4529740 Nos Performance Rocker Shaft Kit Blocks 273

( Manufacturer Part Number: P4529740 ), ( Part Type: Shaft Block ), ( Country Of Origin: United States )

Review MOPAR Nos Performance Rocker Shaft Kit Small Blocks 273 fits 318 340 360

Introducing the Mopar P4529740 NOS Performance Rocker Shaft Kit, a must-have upgrade for any enthusiast looking to enhance the performance of their 1964-1976 Chrysler B-Body engine, including 273, 318, 340, and 360 V8 powerplants. This high-performance kit is manufactured by NOS (New Old Stock), a renowned brand known for its commitment to producing superior quality parts that meet or exceed OEM specifications.

The Mopar P4529740 NOS Performance Rocker Shaft Kit is an essential upgrade for those seeking to improve the power output and efficiency of their engine. This kit includes new rocker arms, shafts, and pushrods that are designed to work in harmony, providing a more balanced and efficient power transfer from the valves to the pistons.

The rocker arms are precision-machined from high-strength steel, ensuring maximum durability and reliability. The arms feature large, 1.75-inch diameter shafts, which reduce friction and provide smoother valve actuation. The arms are also fitted with hardened pushrods, which are designed to minimize deflection and ensure consistent valve timing.

One of the most notable benefits of this performance rocker shaft kit is its ability to improve engine performance. The larger, more efficient valve train provided by the kit allows for increased air and fuel flow, leading to improved combustion and more power. Additionally, the smoother valve actuation provided by the kit reduces engine wear and tear, leading to longer engine life and improved reliability.

Installing the Mopar P4529740 NOS Performance Rocker Shaft Kit is a straightforward process, making it an accessible upgrade for even the most novice of DIY enthusiasts. The kit includes all necessary hardware and detailed instructions to ensure a hassle-free installation.

In summary, the Mopar P4529740 NOS Performance Rocker Shaft Kit is an excellent upgrade for any Chrysler B-Body engine powered by a 273, 318, 340, or 360 V8. This high-performance kit provides improved power output, efficiency, and reliability, making it an essential addition for any enthusiast looking to maximize the potential of their classic Mopar muscle car.

Mopar P4529740 NOS Performance Rocker Shaft Kit for 273, 318, 340, and 360 Engine: A Comprehensive Analysis

The Mopar P4529740 NOS Performance Rocker Shaft Kit is a popular aftermarket upgrade for engines such as 273, 318, 340, and 360. This kit offers improved performance and durability compared to the stock components. In this analysis, we will discuss the pros and cons of buying this rocker shaft kit, and provide a conclusion and recommendation.

1. Enhanced Performance: The NOS Performance Rocker Shaft Kit provides increased valve control and better engine breathing, resulting in improved power output and better overall engine performance.

2. Durability: The kit is made from high-quality materials, including hardened steel valve train components, ensuring long-lasting performance and reliability.

3. Customizability: The kit is compatible with a wide range of engines, allowing customers to choose the perfect fit for their specific application.

4. Easy Installation: The kit comes with detailed instructions, making the installation process straightforward and accessible to most DIY enthusiasts.

1. Cost: The NOS Performance Rocker Shaft Kit is a premium aftermarket upgrade, and the cost may be a deterrent for some buyers.

2. Loud Operation: Some users have reported an increase in engine noise after installing the kit, which may not be desirable for all applications.

3. Compatibility: While the kit is compatible with a wide range of engines, it may not fit all applications perfectly, and some modifications may be required for a seamless installation.

The Mopar P4529740 NOS Performance Rocker Shaft Kit offers several advantages, including enhanced performance, durability, customizability, and easy installation. However, it also comes with some drawbacks, such as cost, potential increase in engine noise, and compatibility issues.

If you are looking for a high-performance aftermarket upgrade for your 273, 318, 340, or 360 engine, and you are willing to invest in a premium product, the Mopar P4529740 NOS Performance Rocker Shaft Kit is an excellent choice. However, if cost is a concern, or if you prefer a quieter engine operation, you may want to consider alternative options. Regardless of your decision, proper research and careful consideration will help you make the best choice for your specific application.

Details:

Small Blocks 273 318 340 360. Getting harder every day to find these. They have been discontinued for many years. NOS Mopar Performance P4529740 Rocker Shaft Kit, Retainers and Bolts.

Please look at all my photos, as they are part of .

part #: p4529740 prices

• $170.52-$281.00

specifications motoralph:

• for models: 318, 340, 360
• for makes: Mopar
• mpn: P4529740
• part type: Shaft Block
• country of origin: United States

shipping motoralph:

• service: Economy
• class: Economy
• type: Fixed
• transit: 3-9 Days
• cost: $9.99

general motoralph:

• Motors > Parts Accessories > Other
• condition: New other see details

seller motoralph:

• # reviews: 2686
• city: Uniontown, Ohio
• rating: 99.6%

offer motoralph:

• started: November 19, 2025
• sold: 0
• availability: In Stock
• options: Ship-to-home
• quantity: 1

returns motoralph:

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

payments motoralph:

• credit card: Discover
• other
• wallet: Google-pay

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