K-series
K24A2
K24A2 (TSX)
Displacement
2.4L (2354cc)
Configuration
Inline-4
Power
200-205 hp (USDM, year dependent)
Torque
164-166 lb-ft (222-225 N-m) at 4500 rpm
Compression
10.5:1
Bore × Stroke
87.0 mm x 99.0 mm
Valvetrain
DOHC i-VTEC (performance type)
Aspiration
Naturally aspirated
Fuel System
PGM-FI
Redline
7100 rpm (rev limiter 7200 rpm)
Years
2004-2008
Factory Fitment
Acura TSX (CL9); Acura TSX (first generation, CL9)
Notes
The factory performance K24: real VTEC head, balance shafts, strong midrange. The default 'best of both' NA K-swap.
Swaps using the K24A2
Guides mentioning the K24A2
Moderate
30-60 minutes
Honda/Acura K-Series Cylinder Compression Test
Expert
Multiple weekends (25-40 hours)
Building a K24/K20A2 "Frankenstein" Hybrid Engine
Easy
30-45 minutes
Acura RSX (K-Series) Fuel Injector Harness Tuck
Expert
20-40 hours (full swap)
K20/K24 Engine Swap Parts List for the Honda Civic (EG/EK) and Integra DC2
Difficult
3-5 hours
Diagnosing Dead ECT, CMP and Wideband O2 Signals After a K-Series Conversion Harness Swap