GM 587007 Rocker Arm Left Nos Box

( Brand: Gm ), ( Manufacturer Part Number: 587007 ), ( Part Type: Arm Box ), ( Vintage Part: Yes )

Review GM Rocker Arm Left Hand Nos Genuine Oem Box Of Stamped 007

GM 587007 Rocker Arm Left Kit (NOS, Box 007)

The GM 587007 Rocker Arm Left Kit, NOS (New Old Stock) Box 007, is a genuine OEM (Original Equipment Manufacturer) replacement part designed specifically for select General Motors vehicles. This kit is an essential component for maintaining the optimal performance and longevity of your engine.

The rocker arms in an internal combustion engine transmit the force from the pistons to the valves, enabling the combustion process. Over time, wear and tear can cause damage to the rocker arms, leading to engine misfires, poor performance, or even complete engine failure.

This GM 587007 Rocker Arm Left Kit consists of a set of high-quality, fully-functional rocker arms designed to fit and operate perfectly in your engine. Each rocker arm is meticulously crafted from durable materials to ensure a long service life, even under the most demanding driving conditions.

The kit includes all necessary hardware, such as bolts, nuts, and washers, to facilitate a straightforward installation process. The boxed packaging ensures that the components remain protected during transportation and storage, minimizing the risk of damage.

To ensure a precise fit, the GM 587007 Rocker Arm Left Kit is engine-specific, meaning it is designed to work with only certain GM vehicle models. By using this kit, you can replace your worn-out rocker arms with genuine OEM parts, ensuring a perfect fit and a seamless integration into your engine system.

Installing the GM 587007 Rocker Arm Left Kit is a straightforward process that can be accomplished in a home garage with basic hand tools. However, for those who prefer professional assistance, the kit can be installed by a certified mechanic.

By using this GM 587007 Rocker Arm Left Kit, you not only maintain the performance and reliability of your engine but also restore lost power and fuel efficiency. Additionally, you preserve the value of your vehicle by using genuine OEM replacement parts.

In conclusion, the GM 587007 Rocker Arm Left Kit, NOS Box 007, is an essential and cost-effective investment for maintaining the optimal performance and longevity of your GM vehicle's engine. It is a high-quality, genuine OEM replacement part that is meticulously crafted to fit perfectly and operate efficiently. With this kit, you can restore lost power, improve fuel efficiency, and ensure the overall reliability and value of your vehicle.

Pros and Cons of Buying GM 587007 Rocker Arm Left No. 007

The GM 587007 Rocker Arm Left No. 007 is a replacement part designed for various General Motors vehicles. As with any automotive part, there are advantages and disadvantages to consider before making a purchase.

1. OEM (Original Equipment Manufacturer) part: This rocker arm is a genuine GM part, ensuring a perfect fit and function for your vehicle.

2. Enhanced engine performance: A worn-out or damaged rocker arm can significantly affect engine performance. Replacing it with a new one can help restore power and efficiency.

3. Long-lasting: OEM parts are typically made of high-quality materials and are engineered to last longer than aftermarket alternatives.

4. Peace of mind: Using an OEM part for repairs can give you peace of mind, knowing that you have used a factory-approved part.

1. Cost: OEM parts, like the GM 587007 Rocker Arm Left No. 007, tend to be more expensive than aftermarket parts.

2. Availability: Depending on the specific vehicle model and the part availability at your local dealership or parts supplier, you may have to wait longer for this part.

3. Limited customization: Since this is an OEM part, it may not offer any customization options.

The GM 587007 Rocker Arm Left No. 007 is a high-quality, OEM replacement part that offers enhanced engine performance and long-lasting durability. However, it comes with a higher price tag and may have limited availability compared to aftermarket alternatives. Ultimately, the decision to purchase this part depends on your priorities, budget, and the urgency of the repair.

If you value the perfect fit, superior quality, and long-term reliability, purchasing the GM 587007 Rocker Arm Left No. 007 as a replacement for your worn-out or damaged part is a good investment. However, if you are on a tight budget or prefer customization options, you may want to consider aftermarket alternatives. Before making a decision, consult your vehicle's service manual or contact your dealership for more information on the specific part requirements for your vehicle.

Details:

NOS in the original box.

part #: 587007 prices

• $40.00-$51.75

specifications rockeareng:

• brand: Gm
• mpn: 587007
• part type: Arm Box
• vintage part: Yes

seller rockeareng:

• rating: 99.9%
• city: Lapeer, Michigan
• # reviews: 14184

offer rockeareng:

• best offers: True
• options: Ship-to-home
• sold: 0
• started: January 22, 2026
• availability: In Stock
• quantity: 1

shipping rockeareng:

• service: UPS Ground, USPS Ground Advantage, FedEx Ground / FedEx Home Delivery, USPS Priority Mail
• class: Standard, Expedited
• cost: $9.16
• type: Calculated
• transit: 4-7 Days
• carrier: UPS, USPS, FedEx

returns rockeareng:

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

payments rockeareng:

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

general rockeareng:

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

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