Welcome to HS...glad to have you aboard. not sure of which you may be speaking of but hope the following info may help..
here is a run down on the D series thanks to mike, calesta, over at
www.civicland.com enjoy
D Series Engine Info
D15B2
88-91 DX, 88-91 LX
1493cc
92 bhp @ 6000
89 lb-ft @ 4500
Redline: 6800 rpm
4 cyl, 16 valve
SOHC
9.2:1 c.r.
PGM-FI (DPFI)
D15B6
88-91 HF, 88-91 CRX-HF
1493cc
88-89: 62 bhp @ 4500
90-91: 70 bhp @ 4500
83 lb-ft @ 3000
Redline: 6800 rpm
4 cyl, 8 valve SOHC
9.1:1 c.r.
PGM-FI (DPFI 88-89)
PGM-FI (MPFI 90+)
D15B7
92-95 Civic DX, 92-95 Civic LX
1493cc
102 bhp @ 5900
98 lb-ft @ 5000
Redline: 6800 rpm
4 cyl, 16 valve
SOHC
9.2:1 c.r.
PGM-FI (MPFI)
D15B8
92-95 Civic CX
1493cc
70 bhp @ 4500
83 lb-ft @ 3000
Redline: 6500 rpm
4 cyl, 8 valve
SOHC
9.1:1 c.r.
PGM-FI (MPFI)
D16A1
86-89 Integra (all)
1590cc
115(86-87)-118(88-89)bhp @ 6000
100(86-87)-102(88-89)lb-ft @ 5000
Redline: 7000rpm
4 cyl, 16 valve
SOHC
9.2:1 c.r.
PGM-FI (MPFI)
D16A6
88-91 Si, 88-91 CRX Si
1590cc
108 bhp @ 6000
100 lb-ft @ 5000
Redline: 7100 rpm
4 cyl, 16 valve
SOHC
9.1:1 c.r.
PGM-FI (MPFI)
D16A8/A9
88-91 Si 16-1.6i, 88-91 CRX Si 16-1.6i (Asian specs) 90-93 Integra LS, 90-93 Integra RS ZC
1595cc
137 bhp @ 6800
108 lb-ft @ 5700
Redline: 7200 rpm
4 cyl, 16 valve
DOHC
9.6:1 c.r.
PGM-FI (MPFI)
D15Z1
92-95 Civic VX
1493cc
92 bhp @ 5500
97 lb-ft @ 4500
Redline: 7000 rpm
4 cyl, 16 valve
SOHC VTEC-E
9.3:1 c.r.
PGM-FI (MPFI)
D16Z6
92-95 Civic Si, 92-95 Civic Ex, 93-95Del Sol Si
1590cc
125 bhp @ 6600
106 lb-ft @ 5200
Redline: 7200 rpm
4 cyl, 16 valve
SOHC VTEC
9.2:1 c.r.
PGM-FI (MPFI)
D16Y8
96-00 Civic EX
1590cc
127 bhp @ 6600
107 lb-ft @ 5500
Redline: 6950rpm
4 cyl, 16 valve
SOHC VTEC
9.6:1 c.r.
PGM-FI (MPFI)
D16Y5
96-00 Civic HX
1590cc
115 bhp @ 6300
104 lb-ft @ 5400
Redline: 6950 rpm
4 cyl, 16 valve
SOHC VTEC-E
9.4:1 c.r.
PGM-FI (MPFI)
D16Y7
96-00 Civic DX/CX/LX
1590cc
106 bhp @ 6200
103 lb-ft @ 4600
Redline: 6950 rpm
4 cyl, 16 valve
SOHC
9.4:1 c.r.
PGM-FI (MPFI)
enjoy the boards and hope to see you around...