High-Quality Billet Aluminum Engine Blocks with Slim Valley Pan Cover Plate, Fit for LS Gen 3 LSX, LS1, LM7, LR4, LQ4, LS6, L59

LS Gen 3 Valley Pan Cover Plate – With Gasket & Bolts

Upgrade your LS Gen 3 engine with this billet-style valley pan cover plate. Designed to clean up the look of your engine bay while eliminating factory knock sensors—ideal for custom builds and tuned setups.

Fitment:

Compatible with:

• GM Gen 3 LS-based engines:
  LS1, LS6, LM7, LR4, LQ4, L59, LQ9, LM4, L33
  (5.3L, 5.7L, 6.0L)

Will NOT fit:

• Gen 4 LS engines (LS2, LS3, LS7, L76, L99)

• Any engine blocks with AFM (Active Fuel Management) or DOD (Displacement on Demand)

Important Note:

This cover deletes the factory knock sensors located under the stock valley pan.
A custom tune is required to disable knock sensor inputs — not recommended for stock ECUs without tuning.