compression ratio ACURA NSX 1997 Service Repair Manual

3-13
TDesign Specifications
(cont’d)
ITEMMETRICENGLISH
DIMENSIONSOverall length
Overall width
Overall height
Wheelbase
Track F/R
Ground clearance
Seating capacity4,425 mm 174.2 in
1,810 mm 71.3 in
1,170 mm 46.1 in
2,530 mm 99.6 in
1,510/1,540 mm 59.4/60.6 in
130 mm 5.1 in
2
WEIGHT (USA)
Single plate dry, diaphragm spring
Torque converter
239 cm
237.0 sq in
CLUTCHClutch M/T
A/T
Clutch lining area M/T
Gross Vehicle Weight Rating (GVWR)
NOTES
Gear reduction/DENSO
1.4 kW
12 V
30 seconds
Counterclockwise as viewed
from gear end
4.75 kg 10.47 lbs
ENGINEWater cooled, 4-stroke DOHC VTEC
gasoline engine
90 °V6-cylinder, transverse
93.0 x 78.0 mm 3.66 x 3.07 in
90.0 x 78.0 mm 3.54 x 3.07 in
3,179 cm
3(cc) 194 cu in
2,977 cm3(cc) 182 cu in
10.2
Belt driven DOHC
Forced and wet sump
Premium UNLEADED grade gasoline
with 91 Pump Octane Number
or higher
STARTERType/Make
Normal output
Nominal voltage
Hour rating
Direction of rotation
Weight
WEIGHT (CANADA)Gross Vehicle Weight Rating (GVWR)
Synchronized 6 speed forward 1 reverse
Electronically controlled
4-speed forward automatic 1 reverse
Direct 1 : 1Transmission M/T
A/T
Primary reduction
Manual AutomaticType
3.066 2.611
1.956 1.551
1.428 1.025
1.125 0.684
0.914—
0.717—
3.186 1.909Gear ratio 1st
2nd
3rd
4th
5th
6th
Reverse
Single helical gear
4.062 4.428
TRANSMISSION
Final reduction Gear type
Gear ratio
Type
Cylinder arrangement
Bore and strokeC32B1 engine
C30A1 engine
DisplacementC32B1 engine
C30A1 engine
Compression ratio
Valve train
Lubrication system
Fuel required
M/T 1,630 kg 3,593 lbs
A/T 1,655 kg 3,649 lbs
*04-NSX (61SW004)SEC03(01-16) 9/22/04 1:49 PM Page 3-13
ProCarManuals.com

Front Damper

Removal

1. Remove the front wheel.

2. Remove the brake hose mounting bolt from the

damper.

BRAKE HOSE MOUNTING BOLT

DAMPER MOUNTING BOLT

SELF-LOCKING NUT

12 x
1.25
mm

Replace.

Corrosion resistant bolt/nut

3. Separate the damper and lower arm by removing

the damper mounting bolt.

4. Remove the caps from the top of the cowl, then

remove the self-locking nuts.

Corrosion resistant bolt/nut

CAP
SELF-LOCKING NUT

10 x
1.25
mm

Replace.

5. Remove the damper assembly.
Disassembly/Inspection

Disassembly:

1. Compress the damper spring with the spring com-

pressor according to the manufacturer's instruc-

tions, then remove the self-locking nut.

CAUTION: Do not compress the spring more than

necessary to remove the nut.

SELF-LOCKING NUT

10 x
1.25
mm

Replace.

STRUT SPRING

COMPRESSOR:

(Commercially available)

BRANICK T/N MST-580A, T/N 7200

or equivalent

2. Remove the spring compressor, then disassemble

the damper as shown on the next page.

Inspection:

1. Reassemble all parts, except the spring.

2. Push on the damper assembly and check for smooth

operation through a full stroke, both compression

and extension.

NOTE: The damper should move smoothly. If it

does not (no compression or no extension), the gas

is leaking, and the damper should be replaced.

WOODEN

BLOCK

3. Check for oil leaks, abnormal noises or binding dur-

ing these tests.ProCarManuals.com

Rear Damper

Disassembly/Inspection

Disassembly:

1. Compress the damper spring with the spring com-

pressor according to the manufacturer's instruc-

tions, then remove the self-locking nut.

CAUTION: Do not compress the spring more than

necessary to remove the nut.

SELF-LOCKING NUT

10 x
1.25
mm

Replace.

STRUT SPRING COMPRESSOR:

(Commercially available)

BRANICK8 T/N MST-580A, T/N 7200 or equivalent

2. Remove the spring compressor, then disassemble

the damper as shown on the next page.
Inspection:

1. Reassemble all parts, except the spring.

2. Push on the damper assembly and check for smooth

operation through a full stroke, both compression

and extension.

NOTE: The damper should move smoothly.

If it does not (no compression or no extension), the

gas is leaking, and the damper should be replaced.

WOODEN

BLOCK

3. Check for oil leaks, abnormal noises or binding dur-

ing these tests.ProCarManuals.com

Inspection

SELF-LOCKING NUT

10 x
1.25

Replace.

DAMPER

MOUNTING RUBBER

SELF-LOCKING

NUT

10 x
1.25
mm

Replace.

54 N-m

(5.4 kgf-m, 39 Ibf-ft)
DAMPER

MOUNTING

WASHER

DAMPER

MOUNTING

COLLAR

DAMPER

MOUNTING BASE
BUMP STOP

PLATE

DAMPER

MOUNTING

RUBBER

SPRING MOUNTING

RUBBER

Check for damage

and cracks.

BUMP STOP

PLATE
DUST COVER

SLEEVE

Check for damage.

DAMPER SPRING

Check for weakened

compression and damage.
BUMP STOP

Check for weakness

and damage.

DAMPER UNIT

• Check for oil leak

and faulty operation.

• Check for rust.

Corrosion resistant bolt/nutProCarManuals.com