SEALED POWER RA-1020 Rocker Arm Shaft 383 413 426

( Brand: Sealed Power ), ( Manufacturer Part Number: RA-1020 ), ( Part Type: Arm Shaft )

Review SEALED POWER Rocker Arm Shaft Chrysler Dodge Plymouth 383 413 426 fits 325 400 440 1958-78

Introducing the Power Ra-1020 rocker arm shaft, an essential component for the classic engine setups of 1958-1978 Chrysler, Dodge, and Plymouth vehicles with engines sized 325, 383, 400, 413, 426, and 440. This rocker arm shaft is meticulously designed and manufactured to provide superior performance and reliability for your beloved muscle car or hot rod.

The Power Ra-1020 rocker arm shaft boasts a robust and durable construction, engineered using high-quality materials. It is precision-machined to exacting tolerances, ensuring a perfect fit and seamless integration with your engine. The shaft is designed with a generous 1.020-inch diameter, which not only enhances the overall strength but also reduces the deflection, providing a more consistent power transfer from the pushrods to the rocker arms.

The Power Ra-1020 rocker arm shaft is manufactured using a heat-treated steel, ensuring the material's strength and resistance to fatigue. This heat treatment process increases the tensile strength and hardness of the material, making it more resilient to the high temperatures and stresses that your engine generates. The result is a rocker arm shaft that can withstand the rigors of high-performance driving, providing you with unrelenting power and reliability.

The Power Ra-1020 rocker arm shaft is also designed with a smooth, polished finish, which not only enhances its aesthetic appeal but also minimizes the friction between the moving parts. This reduced friction leads to a smoother engine operation, resulting in improved fuel efficiency and reduced engine noise.

Installing the Power Ra-1020 rocker arm shaft is a straightforward process, making it an ideal upgrade for DIY enthusiasts. The shaft comes complete with new bushings, ensuring a hassle-free installation experience. Additionally, it is compatible with most aftermarket and OEM rocker arms, making it a versatile and adaptable solution for a wide range of applications.

In conclusion, the Power Ra-1020 rocker arm shaft is an essential upgrade for any Chrysler, Dodge, or Plymouth enthusiast seeking to enhance the performance and reliability of their classic muscle car or hot rod. With its robust construction, superior strength, and smooth operation, this rocker arm shaft is the perfect choice for those who demand the best from their engine.

Pros and Cons of Buying a Power Ra-1020 Rocker Arm Shaft for 1958-78 Chrysler, Dodge, Plymouth 325, 383, 400, 413, 426, 440 Engines

The Power Ra-1020 rocker arm shaft is a popular upgrade for the 1958-78 Chrysler, Dodge, and Plymouth engines with sizes 325, 383, 400, 413, 426, and 440. This part is known for its durability, performance, and efficiency. In this article, we will discuss the pros and cons of buying this rocker arm shaft to help you make an informed decision.

1. Improved Performance: The Power Ra-1020 rocker arm shaft is designed to provide better valve control, which results in improved engine performance. This can lead to increased horsepower and torque.

2. Enhanced Durability: The rocker arm shaft is made from high-quality materials, such as steel or billet aluminum, which makes it more durable than the stock component. It is also designed to handle higher RPMs and greater engine stress, making it an excellent choice for high-performance applications.

3. Reduced Vibrations: The Power Ra-1020 rocker arm shaft is engineered to minimize vibrations and harmonics, resulting in a smoother engine operation. This can lead to a more enjoyable driving experience and reduced engine wear.

4. Upgrade Appeal: Installing a Power Ra-1020 rocker arm shaft is a visible upgrade to your engine, making it an attractive addition for car enthusiasts and collectors.

1. Cost: The Power Ra-1020 rocker arm shaft is more expensive than the stock component. The cost can vary depending on the material used, the brand, and the size of the engine.

2. Installation Complexity: Installing a Power Ra-1020 rocker arm shaft can be a complex process, especially for those without mechanical experience. It may require the removal of the engine components, such as the intake manifold and valve covers.

3. Potential Clearance Issues: Depending on the engine size and the clearance of other engine components, the installation of a Power Ra-1020 rocker arm shaft may require modifications or custom components.

4. Reduced Fuel Economy: Installing a high-performance rocker arm shaft like the Power Ra-1020 can lead to increased engine power, which can result in reduced fuel economy.

In conclusion, the Power Ra-1020 rocker arm shaft offers several advantages for the 1958-78 Chrysler, Dodge, and Plymouth engines, including improved performance, enhanced durability, reduced vibrations, and upgrade appeal. However, it also comes with some disadvantages, such as cost, installation complexity, potential clearance issues, and reduced fuel economy.

If you are looking for a high-performance upgrade for your 1958-78 Chrysler, Dodge, or Plymouth engine and have the budget, the Power Ra-1020 rocker arm shaft is an excellent choice. However, if you are on a tight budget or prefer a more straightforward upgrade, there are other options available in the market that may be more suitable for your needs. It is essential to weigh the pros and cons carefully and consider your personal preferences and goals before making a decision.

Details:

New Old Stock Sealed Power Rocker Arm Shaft Fits: Chrysler, Dodge, Plymouth 1958 325 350 1958-66 361 1959-71 383 Use old supports on 1961-63 1972-78 400 1959-65 413 1963 Plymouth 1964-71 426 1966-78 440.

part #: ra1020 price

• $500.00

specifications rockeareng:

• for models: 325, 400, 440
• for makes: Chrysler, Dodge, Plymouth
• for years: 1958-78
• brand: Sealed Power
• mpn: Ra-1020
• part type: Arm Shaft

returns rockeareng:

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

offer rockeareng:

• started: July 30, 2025
• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1

seller rockeareng:

• rating: 99.5%
• city: Hendersonville, North Carolina
• # reviews: 33883

payments rockeareng:

• wallet: Paypal
• other
• credit card: Mastercard

shipping rockeareng:

• cost: $27.35
• class: Standard, Expedited
• carrier: USPS
• service: USPS Ground Advantage, USPS Priority Mail
• transit: 3-9 Days
• type: Calculated

general rockeareng:

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

Sealed Power RA-1020 Is Similar To:

• 12-mv1772 Sealed Power 12 Mv1772 (29.2% similar) Set of 12 new rubber umbrella valve stem seals Sealed Power MV-1772 ford l6 240CID engine truck 300CID. Cross references perfect circle Sealed Power MTV trow VP43 wolverine OS-339...(January 12th, 2018)
• 12-rp3256 Sealed Power New Push Rods Buick Oldsmobile Pontiac Vin Code (33.3% similar) 524MM end type b-b ball hole ind y cross references cleft perfect circle elfin PR-363 mewling MPR-363 Sealed Power RP trow wolverine PR1467. 181CID MI v6 engine Buick skylark with wall thickness inch. 014MM wall thickness 181CID MI v6 engine Buick somerset with 181CID MI v6 engine Oldsmobile ...(November 7th, 2018)
• 16-mr1751 Sealed Power New Rocker Arm Nuts Chevrolet (45.3% similar) 16 new self-locking threads rocker arm nuts Sealed Power MR1751 Chevrolet v8 262CID engine 265CID 267CID 283CID 302CID 305CID 307CID 327CID 350CID 400CID...(September 1st, 2018)
• 2-r862 Sealed Power Right Rocker Arm Chrysler (47.6% similar) They may have been in storage anywhere from 1-30 years. Shipping:free shipping is for continental USA only. None of which makes the part defective. No matter what says. Once purchased you own it. There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. Sealed Power ...(November 29th, 2018)
• 2-r883 Sealed Power Exhaust Rocker Arm For International Harvester (37.8% similar) Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. If any manufacturer warranty exists, it is between you and them. Shipping:free shipping is for continental USA only. Sealed Power part number 2-R883. There may be minor corrosion, scuffs, torn or ...(November 29th, 2018)
• 2r869 Sealed Power Engine Rocker Arm Set Of (39.7% similar) There may be minor corrosion, scuffs, torn or missing boxes, scratches from storage, etc. Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. Please through for any questions. Br free shipping is for continental USA only. Once purchased you own it. ...(October 6th, 2018)
• 3028bl Sealed Power S Ion 1.5-1.6 (32.1% similar) 6 ratio x 7/1 6 stud roller rocker arm for small block Chevy thumbnails to arm endurance SERIES7 in MOUNT1. Scorpion 3028BL. Search by year. Search by model. Search by make...(January 13th, 2017)
• 3863y Sealed Power Engine Rocker Arm Bushing Fits Gmc 724956110278 (43.9% similar) Be extra careful that you are purchasing the right item so will not have any fitment issues. 2l of origin primary: us emission code 1FEATURE 1: unsurpassed quality that you can trust feature 2: uses leading edge materials feature 3: state-of-the-art manufacturing feature 4: exacting tolerances ...(June 25th, 2018)
• 44052 Trw Sealed Power Engine (23.6% similar) Or any other minor issue that does not make the part you are buying defective. Free shipping is for continental USA only. Please through for any questions. If any manufacturer warranty exists, it is between you and them. Be sure the part you are buying is correct for your application. There may be ...(November 1st, 2017)
• 44110 Sealed Power Engine Rocker (30.8% similar) Be sure the part you are buying is correct for your application. Rubber parts, gaskets, hardware may need to be replaced and not usable. Free shipping is for continental USA only. No matter what says. If any manufacturer warranty exists, it is between you and them. Once purchased you own it. They ...(November 20th, 2017)
• 44110k Sealed Power Engine Rocker (30.5% similar) Shipping:free shipping is for continental USA only. Free shipping is for continental USA only. Be sure the part you are buying is correct for your application. Sometimes the fitment is so old that it does not take into account trim, engine size or build dates. Or any other minor issue that does not ...(October 29th, 2017)