- Precision-machined from solid billet aluminium for maximum strength and heat tolerance.
- Integrated 1/8-inch npt threaded port allows simple plumbing of temperature sensors or steam lines.
- Designed to fit both front and rear cylinder head steam port locations on ls blocks.
- Compatible with holden and chevrolet ls1, ls6, ls2, ls3, and 6.0l v8 engines.
- Requires thread sealant during installation to guarantee a permanent pressure seal.
This pair of billet aluminium coolant steam port delete adaptors is designed to block off unused cylinder head steam ports on GM LS1, LS6, LS2, LS3, and 6.0L engines. Each adaptor features a 1/8-inch NPT threaded port, allowing custom plumbing for aftermarket temperature gauges, steam vent loops, or complete port block-offs when installing custom intake manifolds.