Honda / ENGINE SPECIFICATIONS

B21A1Legacy record

Variant #40 · USDM · 90-91 as recorded

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Displacement2056 cm³
Recorded power140 hp¹
Recorded torque135 ft-lb¹
Cylinders4

The specification sheet

RECORD / 40
Honda B21A1 engine specifications recorded engine specifications
Power140 hp
Peak power speed5800 rpm
Torque135 ft-lb
Peak torque speed5000 rpm
Displacement2056 cm³
Bore83 mm
Stroke95 mm
Compression ratio9.4:1
Cam designDOHC
Cylinders4
Engine years (legacy record; scope unverified)90-91
MarketUSDM
VTECno
OBDNot recorded
Years fitted to this vehicleNot recorded
Vehicle application (as recorded)1990-1991 Prelude Si