Earl's new adapter fittings are ideal for installing an after-market oil pressure gauge on GM LS engine swaps. These fittings screws directly into the M16 x 1.5mm oil passage on the rear china wall of the GM LS engine block. Options are available to fit most after-market sending units or mechanical gauge hoses (1/8" NPT female, -3 AN male, or -4 AN male). Blue anodized 2024-T8 aluminum construction. Made in the USA.
Features:
M16 x 1.5mm – Fits GM LS Series Engine Blocks
-3AN Male - Connection for Hose End
Blue Anodized Finish
2024-T8 Aluminum – More Durable than 6061-T6
Simple & Easy Adapter Fitting for Installing After-Market Gauges on GM LS Engines
Can Also Be Used on Other M16 x 1.5mm Plumbing Applications
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.