YT6737 Yella Terra Ultralite Shaft Rockers, 1.7:1 Afr Ls3 260cc, Adjustable
$1,588.61
Maximize valve control precision with the ULTRALITE SHAFT ROCKERS featuring a 1.7:1 ratio optimized for AFR LS3 260 cc heads. Engineered at 45 cm length and weighing just 4.29 kg, these adjustable rockers enhance engine responsiveness and durability under high-performance conditions.
Estimated arrival at CMP: 2-3 days.
After arriving at CMP the item will be shipped the same day or made available for collection.
*Image(s) for illustrative purposes only
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Description
Achieve superior valve train efficiency and durability with the ULTRALITE SHAFT ROCKERS, designed specifically to enhance the performance of AFR LS3 260 cc cylinder heads. These rockers deliver a precise 1.7:1 ratio, ensuring improved valve lift and timing control for increased horsepower and torque.
The adjustable design allows for fine-tuning of valve lash, giving you the ability to optimize engine performance and reduce wear. This adjustability ensures consistent valve operation under varying thermal and mechanical conditions, extending component life and maintaining peak engine efficiency.
- Lightweight Construction: Weighing only 4.29 kg, these rockers reduce valvetrain mass, minimizing inertia and improving throttle response during high-RPM operation.
- Precise Dimensions: Measuring 45 cm in length, 23 cm in width, and 5 cm in height, the rockers fit accurately within LS3 engine architectures, ensuring seamless integration without modification.
- Material and Build Quality: Manufactured by Yella Terra, known for robust engineering and endurance, these rockers withstand high stress and maintain structural integrity under extreme engine loads.
- Compatibility: Specifically built for AFR LS3 260 cc cylinder heads, these rockers optimize performance by matching the exact flow and lift requirements of this head design.
Installing these shaft rockers enhances valve actuation precision, reduces mechanical noise, and improves overall engine reliability. Their adjustable nature also facilitates maintenance, allowing for quicker, more accurate adjustments during tuning sessions.
With a streamlined profile and engineered weight savings, the ULTRALITE SHAFT ROCKERS provide a direct performance upgrade that translates into measurable gains on the dyno and on the track. Trust this component to deliver consistent power delivery and long-term durability for demanding LS3 builds.
Additional information
| Weight | 4.2900 kg |
|---|---|
| Dimensions | 45.00 × 23.00 × 5.00 cm |
| Category list | |
| Brand | Yella Terra |








