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Earls Oil Pressure Gauge Installation Kit - Fits Most Engines w/ 36" Long Hose

Use w/ Mechanical Oil Pressure Gauge - Includes (5) Adapters & -3 AN Speed-Seal® Stainless Braided PTFE Lined Hose Assembly – 36" Long.

PART# 968803-36ERL

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$65.68   Suggested Retail
$59.11   Your Price
Estimated shipping date: 06/18/2021
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This handy kit from Earl's includes all the parts needed to install a mechanical oil pressure gauge on most engines w/ 1/8" NPT, 1/4" NPT, or 1/8" BSPT (British Standard Pipe Thread) port on the engine block. This kit includes the extended oil pressure adapter (968803ERL), BSPT adapter (968698ERL), reducer (SS991201ERL), 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.


  • Kit Includes Adapters & Hose for Mechanical Oil Pressure Gauge Installation on Most Engines
  • Includes Most Common Adapters Needed For Installation of Gauge
  • Block Adapters: Extended Oil Pressure Gauge Adapter -3 AN to 1/8" NPT (968803ERL), and 1/8" BSPT to 1/8" NPT Female Adapter (968698ERL)
  • Reducer Bushing: 1/4" NPT Male to 1/8" NPT Female (SS991201ERL)
  • 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
  • Fits Most Engines


Adapter AN Size ( B )3 AN MALE
Adapter NPT Size ( A )1/8 NPT FEMALE
Adapter TypePlumbing Kit
Emission Code5
FinishNatural SS / Nickel
Hose Length3 Feet
Hose Size3 AN
MaterialMultiple Materials
Product TypeGauge Hose Kit
Part Number968803-36ERL

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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.

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