
Stainless Steel Small Head Fitting

ALUMINIUM DONUTS
LS Steam Port Block Off
Simplify your LS engine setup with this fitting, designed to seal unused steam ports and clean up your engine bay. Ideal for custom builds, intake swaps, or conversions where factory steam lines are no longer required, this block-off provides a reliable and leak-free solution.
✅ Key Features & Benefits
- Direct fit for LS steam ports – suits LS1, LS2, LS3, LS6, LQ4, LQ9, LSX
- Billet aluminium construction – strong, lightweight & corrosion resistant
- Leak-free sealing – designed for high-temp coolant environments
- Engine bay clean-up – removes unnecessary lines and fittings
- Easy installation – simple bolt-on solution
- Perfect for custom builds & swaps
🔧 LS Steam Port Block Off Common Applications
- LS engine swaps
- Custom cooling system setups
- Race and track builds
- Engine bay simplification
- Standalone ECU conversions
⚙️ Why Choose Fittings247?
Fittings247 components are built for performance, reliability, and professional results, trusted by workshops and enthusiasts across Australia.
✔️ Designed for high-performance LS builds
✔️ Durable under extreme heat and pressure
✔️ Clean, professional finish
✔️ Ideal for street, race, and show cars






