ICT Billet 551629Billet Valley Pan Cover Plate for LS1/LS6/LS Gen III Features: 

• Will not fit Gen IV blocks (LS3, LS7, or blocks with Active Fuel Management [AFM, DOD])
• Natural Aluminum Finish 
• Finish may contain minor tool marks/scratches

FAQ

What is a valley cover plate?

The ICT Billet valley cover plate, part number 551629, is a crucial component in LS engine builds. This billet valley cover serves the purpose of sealing the valley area between the cylinder heads of an LS engine. It plays a vital role in preventing debris, oil, and other contaminants from entering the engine valley, ensuring a clean and efficient operation. The use of a billet valley cover, such as the one offered by ICT Billet, adds durability and a custom touch to your LS engine setup.

Do I need knock sensors on my LS swap?

Yes, incorporating knock sensors into your LS swap is highly recommended. Knock sensors, when properly integrated, detect abnormal engine combustion, commonly known as detonation or knocking. The ICT Billet valley cover, including part number 551629, is designed to accommodate knock sensors. Including knock sensors in your LS swap allows the engine management system to adjust timing and prevent potential damage caused by detonation, optimizing performance and protecting your investment.

What are the disadvantages of knock sensor?

While knock sensors offer valuable protection against engine damage, there are potential disadvantages to consider. Knock sensors may sometimes interpret non-knock vibrations or noise as detonation, leading to false readings. This can result in the engine management system making unnecessary adjustments, affecting performance. It's essential to calibrate and tune the knock sensor system accurately to mitigate these disadvantages and ensure optimal engine operation.

Can a knock sensor cause engine problems?

If not properly calibrated or if there are issues with the knock sensor system, it can potentially cause engine problems. False readings or misinterpretations by the knock sensor may lead to incorrect adjustments in the engine management system, impacting performance and fuel efficiency. However, when installed and calibrated correctly, knock sensors, in conjunction with components like the ICT Billet valley cover (part number 551629), contribute to a well-protected and efficiently operating LS engine.