R-series
R18Z9
R18Z9 SOHC i-VTEC
Displacement
1.8L (1799 cc)
Configuration
Inline-4
Power
143 PS (105 kW; 141 hp) @ 6500 rpm
Torque
174 Nm (128 lb-ft) @ 4300 rpm
Compression
10.6:1
Bore × Stroke
81.0 mm x 87.3 mm
Valvetrain
SOHC i-VTEC
Aspiration
Naturally aspirated
Fuel System
PGM-FI
OBD
OBD2
Years
2016-2022
Factory Fitment
Honda HR-V; HR-V (RU5, 2014-2022)
Notes
R18 used in the second-generation HR-V.
Swaps using the R18Z9
Guides mentioning the R18Z9
Difficult
1-2 days
Civic Type R 5-Lug Brake and Suspension Conversion for the 1996-2000 Civic (EK)
Easy
15-30 minutes
Honda PGM-FI Fault Code Reading and ECU Reset (OBD0/OBD1/OBD2)
Expert
6-10 hours (excluding paint and parts lead time)
Honda Fit (GE8) JDM 11-Pin Folding, Heated Door Mirror Retrofit
Difficult
6-10 hours
Honda Prelude (4th Gen) Projector Headlight Retrofit
Moderate
1-2 hours
Honda Civic 2.2 i-CTDi Diesel EGR Valve Removal and Cleaning
Difficult
4-6 hours
Honda Fit (GE8) LED Taillight and Rear Fog Light Retrofit
Difficult
3-4 hours
Honda Fit (GE8) HomeLink and Ambient Light Retrofit Using an Acura TSX Overhead Console
Moderate
4-6 hours (plus sealant cure time)
DIY Amber City Lights in Honda Headlight Housings
Expert
About 1 week (5 working days)
Honda Civic (8th Gen, R18) Engine Bay Wire Tuck
Moderate
3-4 hours
TSX Front Brake Upgrade for the 8th-Generation Honda Civic (LX/EX)
Difficult
3-5 hours
Diagnosing Dead ECT, CMP and Wideband O2 Signals After a K-Series Conversion Harness Swap
Moderate
1-2 hours
Honda Civic 1.8 Manual Transmission Fluid Change (8th Gen R18)