Honda B-series engines

    B16A SIR-I (First Generation)

This is the first VTEC engine was ever made!!!

B16A inside of:
1989-1993 Honda Integra XSi
1989-1991 Honda CRX SiR (EF8)
1989-1991 Honda Civic SiR (EF9)
Displacement: 1,595 cc (97.3 cu in) 1.6-litre
Compression: 10.2:1
Bore: 81.0 mm (3.2 in)
Stoke: 77.4 mm (3.0 in)
Rod Length: 134 mm (5.3 in)
Rod/stroke ratio: 1.745
Power: 158 HP @ 7,600 rpm & 111 ft·lbf (150 N·m) @ 7000 rpm
Redline: 8200rpm
Transmission: S1/J1/YS1 (4.4 final drive, cable clutch, optional LSD for YS1), Y1 (4.266 final drive, cable clutch, optional LSD)
ECU code: P-fk1 (DA6/DA8/EF8), PW0 (EF8/EF9/DA6), PR3 (EF8/EF9) OBD0




JDM B16A SIR-II (Second Generation)

B16a sir2 inside of:
1992–1993 JDM Honda Integra "XSi" (DA6)

1991–1994 JDM Honda Civic SiR/SiRII (EG6)

1991–1993 JDM Honda Civic Ferio SiR (EG9)
1992–1995 JDM Honda CR-X del Sol SiR (EG2)
1996–1998 JDM Honda Civic SiR/SiRII (EK4)
1995–1998 JDM Honda Civic Ferio Si (EK4)
Displacement: 1,595 cc (97.3 cu in) 1.6-liter
Compression: 10.6:1
Bore: 81.0 mm (3.2 in)
Stroke: 77.4 mm (3.0 in)
Rod Length: 134 mm (5.3 in)
Rod/stroke ratio: 1.745
Power: MT: 170 PS (125 kW; 168 hp) @ 8400 rpm & 16.0 kg·m (157 N·m; 116 lb·ft) @ 7200 rpm
VTEC engagement: 5500 rpm
Redline: 8200 rpm (AT: 7900 rpm )
Transmission: YS1/S4C/Y21/S21 (4.4 final drive, optional LSD)
ECU code: P30 (EG2/EG6/EG8/EG9), PR3 (DA6)
OBD1



                 B16B (Type R)

B16B inside of:
1997–2000 JDM Civic Type R [EK9] JDM
Displacement: 1,595 cc (97.3 cu in)
Compression: 10.8:1
Bore: 81 mm (3.2 in)
Stroke: 77.4 mm (3.0 in)
Rod/Stroke ratio: 1.84:1
Rod Length: 142.42 mm (5.6 in)
Power: 185 hp (138 kW) @ 8200 rpm & 118 lb·ft (160 N·m) @ 7500 rpm
Redline: 8500 rpm
Rev-limit: 9000 rpm
Transmission: S4C With Helical LSD (4.4 final drive, dual-synchromesh on 2nd, 3rd and 4th gears)
VTEC engagement 6100 rpm
ECU code: PCT
ECU Socket Type: OBD-2A (1996-1998 models) / OBD-2B (1999-2000 models)
Note: This engine uses the same block as the '96 Spec JDM B18C Integra Type R, which is taller than the B16A block (by approx 17 mm), but with a crank the same stroke as the B16A. It uses longer rods to accommodate for this, which is why the Rod/Stroke ratio is higher than a standard B16.



JDM B18C Type R 

B18C Type R inside of:
96-01 JDM Honda Integra Type R DC2
Rev-limit: 8400 rpm
Power: 200 hp (149 kW) @ 8000 rpm & 133.8 lb-ft/182 Nm @ 7500 rpm
Transmission: S80 with Helical LSD
S80 spec: J4D (96 Spec: 4.4 final drive), N3E (98 Spec: 4.785 final drive w/ 1.034 4th & .787 5th Gears)
Displacement: 1,797 cc (109.7 cu in)
Compression: 11.1:1
Bore: 81 mm (3.2 in)
Stroke: 87.2 mm (3.4 in)
Rod Length: 137.9 mm (5.4 in)
Rod/Stroke Ratio: 1.58
VTEC Engagement @ 5600 rpm (98specR)
ECU code: P73-003 (96specR) P73-013 (98specR)