1. Rocker Arms & Parts Engines Components For Sale
  2. sku: 13934274021610723
  3. JESEL IRA0087

JESEL Shaft Rocker Arms Big Block Pro 1.7 355 IRA-0087

fits model: Dart. make: Chevy.

Ira-0087 Jesel Ira0087 Shaft Rocker Arms 1.7 Ratio Big Block Chevy Dart Pro 355

( Brand: Jesel ), ( Manufacturer Part Number: IRA0087 ), ( Type: Rocker Arm ), ( Performance Part: Yes )

Review JESEL Shaft Rocker Arms 1.7 Ratio Big Block Chevy Pro 355 fits DART

The Jesel IRA-0087 Shaft Rocker Arms are a premium solution for those seeking high-performance and durability in their 1.7 big block Chevy Dart engine. These rocker arms are an essential component of the valvetrain system, responsible for transmitting the force from the pushrods to the valve lifters, thereby controlling the intake and exhaust valves.

Designed specifically for Chevy Dart engines using the IR series heads, these shaft rocker arms offer several advantages over standard OEM components. They are manufactured from 4340 steel, a material renowned for its strength and toughness. This ensures that the arms can withstand the increased power and RPMs commonly found in high-performance builds.

One of the standout features of the IRA-0087 Shaft Rocker Arms is their unique design. They utilize a shaft-mounted rocker arm design, which reduces the overall length of the pushrods and improves the valvetrain geometry. This leads to improved valve control, reduced reciprocating mass, and increased power output.

Another advantage of the Jesel IRA-0087 Shaft Rocker Arms is their precision machined components. Each arm is meticulously crafted to ensure perfect fitment and alignment. This not only enhances the performance of the engine but also ensures a long service life, even under the most demanding conditions.

The IRA-0087 Shaft Rocker Arms come complete with hardened and precision-machined roller tips, which provide a large contact area with the lifter, reducing friction and wear. They also offer superior load capacity, making them suitable for high-horsepower applications.

In summary, the Jesel IRA-0087 Shaft Rocker Arms are a high-performance upgrade for 1.7 big block Chevy Dart engines. Their durable design, precision machining, and innovative shaft-mounted rocker arm technology make them an ideal choice for those seeking maximum power, efficiency, and reliability from their engine.

The Jesel IR-A0087 shaft rocker arms are a popular choice for those looking to upgrade the rocker arm setup in their 1.7 big block Chevy engines. These shaft rocker arms offer several benefits, but like any aftermarket part, they come with their own set of pros and cons.

Pros:

1. Durability: Jesel is known for its high-quality, precision-engineered components. The IR-A0087 shaft rocker arms are no exception. They are made from billet aluminum and are designed to withstand the rigors of high-performance racing applications.

2. Adjustability: These shaft rocker arms are adjustable, which allows for fine-tuning of the valvetrain for optimal performance. This is especially important in high-performance applications where precise valve timing is crucial.

3. Reduced friction: The use of shaft rocker arms reduces friction compared to traditional flat tappet or hydraulic roller rocker arms. This can lead to increased horsepower and torque.

4. Improved engine response: The IR-A0087 shaft rocker arms can help improve engine response and throttle sensitivity, which can make your big block Chevy engine feel more alive and responsive.

Cons:

1. Cost: Compared to stock or aftermarket flat tappet or hydraulic roller rocker arms, the Jesel IR-A0087 shaft rocker arms are more expensive.

2. Complexity: Installing shaft rocker arms can be more complex than installing traditional rocker arms due to the need for additional components such as shafts and bearings.

3. Maintenance: While the IR-A0087 shaft rocker arms are durable, they do require regular maintenance to ensure they continue to function optimally. This includes regular lubrication of the shafts and bearings.

Conclusion:

The Jesel IR-A0087 shaft rocker arms offer several benefits for those looking to upgrade their big block Chevy engine's rocker arm setup. These benefits include increased durability, adjustability, reduced friction, and improved engine response. However, they also come with some drawbacks such as cost, complexity, and maintenance requirements. Ultimately, whether or not the IR-A0087 shaft rocker arms are worth the investment depends on your specific application and budget.

Recommendation:

If you are looking for a high-performance rocker arm setup for your big block Chevy engine and have the budget for it, the Jesel IR-A0087 shaft rocker arms are an excellent choice. However, if cost is a concern or you prefer a more traditional rocker arm setup, there are other aftermarket options available that may better suit your needs. It's important to weigh the pros and cons carefully before making a decision.

Details:

Stands and hardware not included. Full set 16 plus 1 Spare. These came off a set of Dart Pro 1 355 cylinder heads. Conventional big block Chevy.

Estimated 180 runs since new.Were replaced with a new set in 2022 as preventative maintenance and have been sitting. Price: $600 free shipping Used set of Jesel Sportsman Series Rocker Arms.

part #: ira0087 price

  • $850.00

specifications rockeareng:

  • for models: Dart
  • for makes: Chevy
  • brand: Jesel
  • mpn: Ira0087
  • type: Rocker Arm
  • performance part: Yes

returns rockeareng:

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

seller rockeareng:

  • city: Elk River, Minnesota
  • rating: 100.0%
  • # reviews: 174

payments rockeareng:

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

shipping rockeareng:

  • carrier: USPS
  • type: Calculated
  • service: USPS Ground Advantage
  • class: Standard
  • cost: $0.00
  • transit: 3-7 Days

offer rockeareng:

  • best offers: True
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: February 23, 2026
  • availability: In Stock

general rockeareng:

  • condition: Used
  • Engines Engine Parts > Valvetrain Components > Rocker Arms Parts
for models: dart, for makes: chevy, type: rocker arm, performance part: yes,
category: auto parts > engines engine parts > valvetrain components > rocker arms parts, sku: 13934274021610723,
Jesel IRA0087 Is Similar To:
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2 offers $850.00–$850.00 USD
  • Used. Offer #1 priced at $850.00 + $66.30 shipping estimate = $916.30* total. +$66.30 shipping
  • Used. Offer #2 priced at $850.00 + $66.30 shipping estimate = $916.30* total. +$66.30 shipping

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