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). Black anodized 2024-T8 aluminum construction. Made in the USA.
Features:
- M16 x 1.5mm - Fits GM LS Series Engine Blocks
- 1/8" NPT Female Works w/ Most After-Market Sending Units
- Black 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
Metric Adapter Fittings Must Be Used w/ the included Crush Washer.
Installation Notes:
Metric Adapter Fittings Must Be Used w/ the included Crush Washer.
Vehicle Fitment:
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
| Make |
Model |
Submodel |
Years |
Engine |
| Chevrolet |
Caprice |
PPV |
2011 |
6.0L / 364 / V8 |
| Chevrolet |
Caprice |
PPV |
2012 |
6.0L / 364 / V8 |
| Chevrolet |
Caprice |
PPV |
2013 |
6.0L / 364 / V8 |
| Chevrolet |
Impala |
SS |
2006 |
5.3L / 325 / V8 |
| Chevrolet |
Impala |
SS |
2007 |
5.3L / 325 / V8 |
| Chevrolet |
Impala |
SS |
2008 |
5.3L / 325 / V8 |
| Chevrolet |
Impala |
SS |
2009 |
5.3L / 325 / V8 |
