The M16 Adapter that screws into the top rear of the block is a straight thread metric design that is sealed using the included crush washer (do not use sealant or
PFTE tape on these threads).
This handy kit from Earl's includes all the parts needed to install a mechanical oil pressure gauge on the GM LS engine. This kit includes the special 16mm x 1.5 adapter fitting w/ crush washer (fits oil passage at the top rear of the LS engine block), pre-made -3 AN Speed-Seal® hose assembly, and two adapters for the gauge end of the hose. Choose the kit that fits your vehicle application w/ 36", 48", or 72" long hose. This kit is ideal for engine swaps & race cars that use a mechanical oil pressure gauge w/ the GM LS engine.
Features:
Kit Includes Adapters & Hose for Mechanical Oil Pressure Gauge Installation w/ GM LS Series Engines
Includes Most Common Adapters Needed For Installation of Gauge
Block Adapter: -3 AN to M16 x 1.5 Aluminum w/ Black Anodized Finish (AT9919AFJERL) w/ Crush Washer
Pre-Made Crimped Style Speed-Seal® Hose Assembly -3 AN Straight to 90 Degree Ends
Gauge Adapters: -3 AN to 1/8” NPT Female Straight & 90 Degree (968703ERL & 968603ERL) Steel w/ Nickel Plating
Ideal for Plumbing Mechanical Oil Pressure Gauge w/ 1/8" NPT Inlet Port
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.
The M16 Adapter that screws into the top rear of the block is a straight thread metric design that is sealed using the included crush washer (do not use sealant or
PFTE tape on these threads).
Applications
*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.