Library of s14/a power figures

[Smoothound]

Car
1997 S14a 200sx
98,000 miles

Power related mods
Blitz LM Air filter
ApexI N1 Exhaust
ApexI SAFCII Airflow Convertor
Bren Device

Boost
0.8 bar (edited as I found out my gauge misreads by +0.1bar)

PERFORMANCE (on 18s!)
1/4 Mile
14.1 @ 100.1MPH

0-60
5.36s

[Toni]

Car
-1995 S14 SR20DET
-140 000km

Power Related Modifications
- Stock engine
- GT3071R-WG A/R 0.64
- Nismo 740cc
- J30/Z32 MAF
- Megan Racing header
- Megan Racing 70mm outlet
- 3" Custom downpipe
- 3" Custom decat
- Greddy Power Evolution2 catback
- Megan Racing fuel pressure regulator
- Simota 180x130mm filter
- F-valve boost control
- Z-Power Ecu-tuning
- Walbro GSS-341 fuel pump
- NGK BKR7EIX Iridium spark plugs (0.6mm)
- 600x300x76mm China-intercooler & custom piping
- SSQV-style Blow off

Boost
1.5 - 1.6bar

Result
- 276.5kW (376.1PS)
- 506.5Nm

1/4 Mile
12.369s @ 182.3km/h Slicks
13.151s @ 186.5km/h Street tyres

Power/torque
http://toni.dnsf.org/dyno1.jpg

Boost/Lambda
http://toni.dnsf.org/dyno2.jpg

[Polo2]

Car
- S14a (97)
- 100k miles

Power Related Modifications
- Air filter
- Custom air box
- 3" S/S De-cat exhaust
- Tube S/S manifold
- Greddy Profec B spec 11
- Walbro feul pump
- NGK iridium plugs
- HKS dump valve (BOV)
-Thats all i can remember

Boost
14 psi

Result on a ice cold day,
207.9 BHP at the wheels,
280 BHP aprox at the fly wheel,
255.6 ftlb torque.

[Jon]

Car
1995 s14 SR20DET
126k miles

Power-related mods
Denso IK24 (grade 8) plugs
S15 WMIC
Walbro fuel pump
Bren Device

Boost
as shown on the graph below - appx 10psi

RR Results
187bhp (flywheel figure)
191 ft.lbs

Recorded at the TEG Sport group day 15th July 2006


Power and Torque





Power and boost level





Power and Fuelling ratio. The graph shows readings below 12:1, so too rich above 4200rpm.

[ShawJohn]

257.9bhp, 248lb/ft Torque

Spec link in sig.

Graphs to follow!



John

[silveR_S12]

It's not an S14 but the engine is from one, and the S12-section doesn't have this topic so I'll just put this here...

Vehicle:
S12 Silvia, SR20DET black top from a 1996 S14

Power mods:
JUN pistons 1mm oversize
JUN con rods
JUN complete head kit, Tomei solid lifters and 272/280 JUN cams
HKS 1.2mm "Stopper" head gasket
Cylinder Head ported by MTS Racing Engines in Finland
Long branch tubular exhaust manifold by Martelius in Finland, 3.5" exhaust from turbo to back.
Turbonetics T3/T4 with ceramic ball bearings, stage 3 turbine wheel
SprintFilter cone air filter
Nismo 740cc injectors
Finnish Hestec engine management
Throttle body enlargened to 60mm
Compression ratio 8:1
Big FMIC and other minor stuff

Results:
372hp / 331lbft @ 0.9bar
402hp / 362lbft @ 1.2bar
409hp / 389lbft @ 1.5bar, 10% wheelspin so actual figures are over 450hp.

[Rich_D]

Here's my results...

Car:

1998 200SX S14a 'Touring'
53k miles (when tested)


Mods:

- A'PEXi AVC-R boost controller
- A'PEXi Power induction kit
- Mongoose exhaust system
- Large bore decat downpipe
- Silenced main decat
- Apex Type 2 front mounted intercooler
- Horsham Developments Stage 1 chip
- New standard actuator
- Modded BOV
- Denso IK22 spark plugs
- Walbro uprated fuel pump


Results:

264.7bhp & 269lb/ft @ 1.0 bar


Graphs:

Power vs Torque
Power vs Fuelling
Power vs Boost


Performance:

0-60 - Not tested
0-100 - Not tested
1/4 Mile - 13.5secs @ 104mph at Santa Pod

[Ivor]

Car:

1998 200SX S14a Touring
117k miles

Mods: power related...

blitz nur spec 3" all the way through.
apexi induction.
tubelar manifold.
ngk 7's
walbro.
underdrive pulleys.
fmic.
bren device set at 13 psi.
paddle clutch
thats it i think
Results:253 bhp with a split boost hose (10mm hole )



Graphs:

[JUZ]

Car - 1996 S14 111,000 miles

Performance mods

# HKS Dual Dragger
# Scorpion De-cat Silencer
# Custom downpipe
# Apexi Induction Kit
# Denso Iridium plugs
# FMIC
# Stage 2 Horsham developments chip
# Nismo 555cc Injectors
# Walbro fuel pump
# HKS Actuator @ 17psi

287bhp & 305 ftlb

[Drifter]

Car:

1997 200SX S14a Touring
98k miles

Mods:

Apexi GT Spec Cat Back Exhaust
Apexi Induction Kit
Apexi SAFC2
Greddy Profec B Spec 2 (1.2bar)
S15 Silvia 480cc injectors
Apex Front Pipe
Scorpian De-Cat Silencer
Hybrid Front Mount Intercooler
Walbro Fuel Pump
NGK BKR7 Iridium Plugs
Blitz BOV Recirced
Exedy Paddle Clutch

Results:

293bhp & 285lb/ft @ 1.2 bar peak, dropping to under a bar at the redline

to APT, went in with 278bhp, came out with 293bhp

[sparkyhx]

S14 1996 84,000miles

Apexi Induction Kit
Apex Sensible twin exit exhaust with decat.
Walbro
Colder plugs
Apex Type 2 FMIC
Bren Devise

240 Flywheel at 12.5 psi (ish)
The Racing Line - Halifax

[ads.r]

s14a 1999 64000

S/S manifold
S/S elbow
3" downpipe
3" de-cat
Apex GT spec Exhaust
K&N air filter
FMIC
Walbro pump

230BHP @ 8psi

[JimbobS]

Car:
- 2000/W s14a
- 48k miles

Performance related mods:
- Apexi air filter
- Custom 2.5" double decat pipe
- Blitz Nur Spec R exhaust
- NGK's
- HD Stage 2 chip
- Nismo 555cc injectors
- Walbro fuel pump
- Blitz FMIC
- Apexi AVCR (needs setting up!)
- RPS Max Street Clutch

Boost:
- 1.2bar (doesn't hold it for long tho)

Results:
- 285bhp@fly
- 325ftlbs
- 240bhp@wheels

[Rob_B]

Car
v-reg s14a 200sx

Power Mods:
Full NUR spec exhaust - decated, stainless manifold and elbow 3" thru
K an N induction kit with lotus heatshielding
Apex type2 FMIC
Apexi SAFCII
Standard BOV with hole filled
Boost at 1.15bar
Walbro fuel pump
Denso IK22's

Power
290hp and 287lbs/ft rolling roaded at SCA - Norwich

Qtr mile time(on 18" wheels)
13.53sec, finishing speed 106mph

[tim1983]

Car
1998 S14a 45k miles

Power-related mods
NGK Iridium grade 7
10/11 psi boost
Fully De-Catted
Apex Twin Box Exhaust
Apex'i Induction Kit
Apex Heat Sheild

RR Results
224.8bhp @ the fly
188bhp @ the wheels
210 lbs/ft torque

Measured at Surrey Rolling Road on 20/7/06 - Ambient temp was ~25c iirc

[Dislex666]

Car
1996 S14 139 000 km

Power-related mods
NGK BCPR7ES
0.85 bar low boost / 1 bar high boost
Never had a cat
76mm (3") exhaust + custom back box
BikiRom
600x300x100 FMIC kit ala XSPower with 2.5" boost pipes
555cc injectors
ACL Race metal head gasket
Greddy Intake + Skyline RB25DET MAFS


RR Results
167 kw low boost / 174 kw high boost
295 nm / 332 nm
at the wheels

[Papa Lazarou]

Polite Reminder

This thread is only for listing dyno proven power figures (and 1/4 mile times) achieved. Please do not post otherwise.

[Adams]

Car:
- 11'1999 S14a
- 28k miles

Performance related mods:
- K&N cone + heatshield
- cats gone
- Walbro

Boost:
- stock

Results:
- 212.2 bhp
- 281.3 Nm
- ~179 rwhp
- E/T = 14.6 s

GRAPH

[Turbo'd_up]

Car
S14 - 140K

Engine
S14A - approximately 80K

Mods
Apexi Power Intake/Apex heat sheild
Denso IK24's
Walbro
HKS 2mm MHG
ARP head bolts
Apex 3" down pipe + decat
SRB cat back system
psycotic pigeon
T28 (360° thrust bearing)
HD stage 1 chip
Greddy Profec B2 @ 14.5 psi
Apex Type 1 FMIC

R/R Results
HP at flywheel: 281.7
HP at rear wheels: 251.6
Torque at rear wheels: 256.2

Whats Next
I have just bought a Apexi Power FC D-jetro and will shortly be getting a set of Deatschwerks 740cc injectors.

Watch this space

[200SX Dave]

Car:

1998 s14A SR20DET
100k+ miles

Power-related mods:

1 grade colder plugs
Walbro fuel pump
Bren Device
K&N air filter
3"cat back with Blitz Nur spec back box
FMIC

Boost
12 PSI dropping to 10 @ redline

RR Results
252.6bhp (flywheel figure)
198 bhp (wheel figure)
230.1 ft.lbs


Recorded at the Engine Adantages 5th November 2006

Graph: \/ \/ \/

www.smebo.co.uk/ims/pic.php?u=198RZWn&i=1880