OE QUALITY 417178 Big Block Rocker Arms Set Studs 402 7/16 1.7

( Brand: Oe Quality ), ( Manufacturer Part Number: 417178 ), ( Type: Rocker Arm Set ), ( Material: Stainless Steel ), ( Manufacturer Warranty: 2 Years ), ( Finish: Yes ), ( Rocker Arm Body Style: Standard ), ( Stud: 7/16 )

Review OE QUALITY Chevy Big Block 402 Rocker Arms Set 7/16 Inch Studs 1.7 Ratio fits 396 427 454

Chevy Big Block 417178 Rocker Arm Set for 396, 402, 427, 454 Engines with 7/16-inch Studs and 1.7 Ratio

This Chevy Big Block 417178 Rocker Arm Set is specifically designed for engines with displacements ranging from 396 to 454 cubic inches. This set is an excellent replacement for worn-out or damaged original rocker arms, ensuring a reliable and smooth engine operation.

1. Engine Compatibility: The rocker arm set is suitable for Chevy Big Block engines, including those with 396, 402, 427, and 454 cubic inches displacement.

2. 7/16-inch Studs: Each rocker arm comes equipped with 7/16-inch studs, providing a secure fit in the engine block and ensuring optimal performance.

3. 1.7 Ratio: The 1.7 ratio rocker arms offer an ideal balance between valve control and engine power, resulting in enhanced performance and fuel efficiency.

4. Precision-Machined: Each rocker arm is meticulously machined to ensure a perfect fit, minimizing play and providing a stable foundation for the valvetrain components.

5. High-Quality Material: The rocker arms are made from premium materials that offer superior strength and durability, ensuring long-lasting performance.

6. Comprehensive Set: The rocker arm set includes all necessary components, including rocker arms, studs, and installation hardware, making it a complete solution for engine rebuild projects.

7. Easy Installation: The rocker arms are designed to be a straightforward installation, allowing DIY enthusiasts and professional mechanics to complete the job efficiently and effectively.

8. OEM-Grade Performance: These rocker arms are engineered to meet or exceed the performance of original equipment, ensuring that your Chevy Big Block engine runs as intended.

By investing in this Chevy Big Block 417178 Rocker Arm Set, you can restore the power and performance of your engine, providing a more enjoyable driving experience and increased confidence in your vehicle.

Pros and Cons of Buying a 417178 Rocker Arm Set for Chevy Big Block Engines

The 417178 rocker arm set is a popular choice among enthusiasts and mechanics working on Chevy big block engines (396, 402, 427, and 454). In this article, we will discuss the pros and cons of purchasing this rocker arm set.

1. Compatibility: The 417178 rocker arm set is designed specifically for Chevy big block engines and comes with 1.7:1 ratio rockers, making it an ideal choice for those looking for a reliable and accurate replacement.

2. High-Quality Material: This set is constructed from high-quality materials, ensuring durability and longevity. The arms are made of forged steel, while the rocker shafts are made of chromoly steel.

3. Improved Performance: Upgrading to a new rocker arm set can lead to improved engine performance. The new components can reduce friction and wear, allowing the engine to run more efficiently.

4. Easy Installation: The 417178 rocker arm set comes with 7/16 studs, making it a direct replacement for most Chevy big block engines. Installation is typically straightforward and can be completed in a few hours.

1. Cost: The 417178 rocker arm set is not an inexpensive upgrade. The high-quality materials and compatibility with various Chevy big block engines contribute to the higher price point.

2. Availability: This particular rocker arm set may not be readily available at local auto parts stores and may need to be ordered online.

3. Noise: Some customers have reported an increase in engine noise after installing this rocker arm set. It is important to note that this noise is typically normal and is a result of the tighter fit and reduced play in the new components.

The 417178 rocker arm set is a high-quality, reliable upgrade for Chevy big block engines. While the cost may be a deterrent for some, the improved performance and durability make it a worthwhile investment. It is important to note that the potential increase in engine noise is normal and should not be a cause for concern.

If you are considering upgrading the rocker arms on your Chevy big block engine, the 417178 rocker arm set is an excellent choice. Its compatibility with various engines, high-quality materials, and potential for improved performance make it a worthwhile investment. However, be prepared for the higher cost and potential availability issues.

Details:

Rocker Arm Ratio: 1.7. Stud Size: 7/16. With these parts you can replace your defective simply plug and play. Rocker Arm Material: Stainless steel.

16x Rocker Arms. Self-Aligning: No. Rocker Arm Style: Full roller. Rocker Arm Nut Style: Pollock.

Will F it allowing M odels. Product View Details Features. Rocker Arm Body Style: Standard. Please compare carefully with Photos or OE number before purchasing the part.

For Chevy Big Block 396 1966-1970, 402 1970-1972, 427 1966-1969, 454 1970-1990.

part #: 417178 prices

• $122.80-$122.90

specifications rockeareng:

• for models: 396, 427, 454
• for makes: Chevy
• brand: Oe Quality
• mpn: 417178
• type: Rocker Arm Set
• material: Stainless Steel
• manufacturer warranty: 2 Years
• finish: Yes
• rocker arm body style: Standard
• stud: 7/16

payments rockeareng:

• wallet: Paypal
• other
• credit card: Diners-club

general rockeareng:

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

offer rockeareng:

• quantity: 7
• sold: 0
• best offers: True
• started: July 8, 2025
• availability: In Stock
• options: Ship-to-home

seller rockeareng:

• rating: 99.2%
• city: Chino, California
• # reviews: 2128

shipping rockeareng:

• carrier: FedEx
• cost: $0.00
• service: FedEx Ground or FedEx Home Delivery
• transit: 3-7 Days
• class: Standard
• type: Fixed

returns rockeareng:

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

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