The Speed Engineering LS steam vent kit is a front crossover design that connects the cylinder head steam vent ports with stainless steel tubing and billet steam vent adapters. It removes steam trapped in the cylinder heads, and Speed Engineering states that it helps equalize and lower individual cylinder temperatures. Mounting hardware is included.
Features:
- Front Crossover Layout
- Stainless Steel Tubing
- Billet Steam Vent Adapters
- Removes Trapped Cylinder Head Steam
- Helps Equalize and Decrease Individual Cylinder Temps: Per Speed Engineering
- Hardware Included
- For LS Engines
FAQ
What does an LS steam vent kit do?
It routes steam out of the cylinder heads so it does not stay trapped, which Speed Engineering states helps equalize and decrease individual cylinder temperatures.
Where does this kit route the steam vent lines?
This kit uses a front crossover layout.
What is the kit made from?
The kit uses stainless steel tubing and billet steam vent adapters.
Is mounting hardware included?
Yes. The kit includes hardware.
Does Speed Engineering offer plugs for the rear steam vent ports?
Yes. Speed Engineering sells LS Steam Vent Plugs (Rear), part number 26-1105, separately.

