SPEEDMASTER 1-261-008 Holden Dna Roller Rocker Arms Set 840136568919 253 304 308 1.65 3/8

( Brand: Speedmaster ), ( Manufacturer Part Number: 1-261-008 ), ( Type: 261 Rocker Arm ), ( Color: Black ), ( Material: Aluminum ), ( UPC: 840136568919 )

Review SPEEDMASTER Holden 253 304 308 1.65 Ratio 3/8 Inch Dna Aluminum Roller Rocker Arms Set

The Holden Speedmaster 1-261-008 roller rocker arm set is a high-performance replacement solution designed specifically for Holden engines with model numbers 253, 304, and 308, and a displacement of 1.65 liters. This set is ideal for vehicles with a 3/8 inch rocker arm bolt size.

Each roller rocker arm in this set is meticulously engineered to provide superior performance and reliability. They feature a robust design with roller bearings that minimize friction and wear, ensuring a smoother engine operation. The arms are precision-machined from high-quality steel for durability and consistency.

The 1-261-008 roller rocker arm set is an excellent choice for Holden engine upgrades, rebuilds, or maintenance. It offers improved power output, enhanced throttle response, and reduced valvetrain noise compared to conventional flat tappet rocker arms. With this set, you can expect improved engine efficiency and an overall better driving experience.

This roller rocker arm set includes all the necessary components, including the rocker arms, roller bearings, and hardware. It is designed to fit seamlessly with your Holden engine, ensuring a hassle-free installation process. The detailed instructions provided with the set make the installation process straightforward and efficient for both professional mechanics and enthusiastic DIYers.

In summary, the Holden Speedmaster 1-261-008 roller rocker arm set is an essential upgrade for Holden engines with model numbers 253, 304, and 308, and a displacement of 1.65 liters. It is designed to provide superior performance, reliability, and ease of installation, making it an excellent choice for engine upgrades, rebuilds, or routine maintenance.

The Holden 253, 304, 308 1.65 3/8 DNA roller rocker arm set for the Ford Speedmaster engine is a replacement part designed to improve engine performance and durability. Here are some pros and cons of buying this particular set:

1. Improved Engine Performance: The DNA roller rocker arms are designed to provide better valve control and reduce friction, leading to improved engine performance.

2. Durability: These roller rocker arms are made of high-quality materials that can withstand the rigors of high-performance driving, making them a durable option for your engine.

3. Easy Installation: The DNA roller rocker arms are designed to be a direct replacement for the stock parts, making installation relatively simple and straightforward.

4. Improved Fuel Economy: The reduced friction and improved valve control can lead to improved fuel economy, saving you money in the long run.

5. Enhanced Power: With improved valve control and reduced friction, you can expect to see an increase in power and torque.

1. Cost: The DNA roller rocker arms are more expensive than the stock parts, which can be a consideration for some buyers.

2. Loud Operation: Some users have reported that the roller rocker arms can be louder than the stock parts, which may be a concern for those who value a quieter engine.

3. Requires Special Tools: Installing the DNA roller rocker arms may require special tools that some users may not have on hand, adding to the cost and complexity of the installation.

The Holden 253, 304, 308 1.65 3/8 DNA roller rocker arm set for the Ford Speedmaster engine offers several advantages, including improved engine performance, durability, and power. However, the higher cost and potential for louder operation may be a consideration for some buyers. Ultimately, if you're looking for a high-performance upgrade for your engine and have the budget for it, the DNA roller rocker arms are a solid choice. If you're on a tighter budget or prefer a quieter engine, you may want to consider other options.

If you're looking for a high-performance upgrade for your Ford Speedmaster engine and have the budget for it, the Holden 253, 304, 308 1.65 3/8 DNA roller rocker arm set is a solid choice. However, if you're on a tighter budget or prefer a quieter engine, you may want to consider other options, such as performance camshafts or intake manifolds. As always, be sure to consult with a professional mechanic or engine builder to ensure that any modifications are safe and effective for your specific engine setup.

Details:

Crafted from certified aircraft-quality, heat-treated aluminum, they're matched to massive, precision-ground grunions for superior durability, and optimized rocker arm geometry evenly distributes the load maximum strength. Finally, they're black anodized; you'll want to leave your valve covers off. Speedmaster Aluminum Stud-Mount Rockers can withstand valve spring loads up to 360Ibs, the extruded body has a tensile strength of over 60,000 PSI. While all care is taken, any errors or omissions in the item details unintentional.

Warranty, Warranty is 12 months unless stated otherwise in the Ad. Attachments: Speedmaster. Specs: Brand:Speedmaster, Part Number:1-261-008, Type:Rocker Arm, Product Line:Stud Mount, Rocker Arm Mounting Style:Stud, Ratio:1.65, Style:Full roller, Stud Size:3/8 in.: Overview: Item condition: Brand New.

DNA rocker arms also utilize oversized needle roller bearings for better load distribution and longer service life. Shims Included:No, Self-Aligning:No, Rocker Arm Body Style:Standard, Nut Style:Pollock, Material:Aluminum, Finish:Black anodized, Quantity:Sold as a set of 16. Everyone starts with Red Status and can rise through Bronze, Silver, Gold, Platinum, Black Viburnum. As you ascend, become entitled to more valuable privileges.

Actual product may vary from the picture provided. Notes:Studs and Guide Plates required to run Roller Rockers.

part #: 1261008 price

• $200.71

specifications rockeareng:

• brand: Speedmaster
• mpn: 1-261-008
• type: 261 Rocker Arm
• color: Black
• material: Aluminum
• upc: 840136568919

general rockeareng:

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

seller rockeareng:

• # reviews: 92765
• city: Rialto, California
• rating: 96.2%

payments rockeareng:

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

shipping rockeareng:

• class: Standard, Expedited
• transit: 2-6 Days
• cost: $0.00
• service: FedEx Ground or FedEx Home Delivery, FedEx Express Saver
• carrier: FedEx
• type: Calculated

offer rockeareng:

• options: Ship-to-home
• started: April 9, 2025
• sold: 0
• availability: In Stock

returns rockeareng:

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

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