Differential Cylinder Pressure Tester Model E2A-1000

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Part# 12-01017
MFR Model# E2A-1000


The Differential Cylinder Pressure Testers quickly locate worn and cracked rings, defective intake and exhaust valves, scored and cracked cylinders, leaky head gaskets, and worn and stripped spark plug bushings; virtually every potential cause of pressure loss.

Model E2A-1000 Tester, for cylinders of 5.00 inch bore and over with a .060 inch diameter orifice, that eliminates all guess-work by enabling you to determine the exact location and cause of your engine's efficiency loss.

Our Model E2A-1000 includes:
  • New Slow Fill ValveTM
  • Safely find TDC
  • Safely bleed cylinder test pressure to
    zero for testing multiple cylinders
  • No repeated pressure adjustments
California Prop 65 Warning Symbol

WARNING: Cancer and Reproductive Harm -


  • Heavy Duty Regulator
  • Heavy Duty Gauges
  • All Connections Quick-Disconnect
  • 18 mm Plug Adapter
  • Extra Long High Pressure Hose
  • Complete instructions with each unit
  • (10/14 mm Adapter Available)
  • Accessories
  • Frequently Purchased With
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Good value, does the job well

Dave R Verified Purchase

E2A-1000 FOR ENG. OVER 1000 CI

October 27, 2022


Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: Is this tool calibrated?

Yes they are calibrated.

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