Skip to main content
ASK OUR EXPERTS
1-866-464-6553

Earl's GM LS Oil Pressure Gauge Adapter Fittings

Earls Straight Male AN -3 to M16 x 1.5mm w/ Crush Washer

Part # 9919AFJERL Be the first to write a review

Earl's GM LS Oil Pressure Gauge Adapter Fittings

Not Available

5

Emissions

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.

See Emissions Details
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

About Earl's

Shop the official site of Earl's Performance Plumbing and discover our selection of end-to-end fittings, hoses, and automotive plumbing solutions at Holley.com!​

Adapter AN Size ( A )3 AN MALE
Adapter TypeOil Pressure Adapter
Brand Earl's
Clearance CategoryPlumbing AN Fittings and Hose
Discount$$$
Discount Percentage51-75%
Emission Code5
FinishAnodized Blue
Material2024 Aluminum
Metric Thread ( B )16MM X 1.5
Product LinePremium
Product TypeAN to Metric
UPC090127008454
Part Number9919AFJERL
5

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.
Metric Adapter Fittings Must Be Used w/ the included Crush Washer.
Reviews

    Your Review

    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.