E-series
EH
EH 545cc twin
Displacement
0.55L (545 cc)
Configuration
Inline-2
Power
28-31 PS (21-23 kW)
Torque
41-43 Nm (4.2-4.4 kgm)
Compression
9.5:1
Bore × Stroke
72.0 mm x 67.0 mm
Valvetrain
SOHC
Aspiration
Naturally aspirated
Fuel System
Carburettor
Years
1977-1988
Factory Fitment
Honda Acty, Honda Today
Notes
Water-cooled SOHC kei twin derived from one bank of the Gold Wing GL1000 motorcycle engine.
Swaps using the EH
Guides mentioning the EH
Moderate
1-2 hours
Replacing Front Brake Pads
Moderate
1-2 hours
Civic/Integra Rear Trailing Arm Bushing Replacement (On-Car Method)
Moderate
2-3 hours
Honda DOHC Non-VTEC Rocker Cover Gasket and Cam Plug Reseal
Expert
1 week or more
Turbocharging a Naturally Aspirated Honda: Full Turbo Kit Installation
Moderate
4-6 hours (allow longer for a first attempt)
Lowering Spring and Shock Installation for the 1998-2002 Honda Accord (CG/CK)
Difficult
45 minutes - 1.5 hours
Honda Prelude (1992-1996) 4WS ECU Repair - Dry Solder Joint Reflow
Difficult
1-2 days (an experienced mechanic can have the gearbox out in about an hour)
Honda Manual Transmission Removal and Input Shaft Bearing Replacement
Easy
15-30 minutes
Honda PGM-FI Fault Code Reading and ECU Reset (OBD0/OBD1/OBD2)
Moderate
4-6 hours
EK Civic LED Instrument Cluster and Climate Control Conversion
Difficult
3-4 days (first attempt)
Honda Civic MK9 i-DTEC Leaking Oil Cooler Plate Replacement
Difficult
8-12 hours (spread over a weekend)
Building a Custom Sealed Airbox and Cold-Air Duct for a Short Ram Intake (Honda Accord Euro CL9)
Expert
4-6 days (can be split into stages)
Honda Prelude JDM Digital Climate Control (DCC) Conversion