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1989 Porsche 928 S4 1/4 mile Drag Racing timeslip specs 0-60

More Info: Extended Warranty, Car Loans, Car insurance and Lemon Laws for your Porsche 928 S4

1/4 Mile ET: 12.434
1/4 Mile MPH: 117.030
1/8 Mile ET: 8.179
1/8 Mile MPH: 90.260
0-60 Foot ET: 2.074
VBOX 60-130 MPH:
Standing 1 Mile MPH:
Temperature F: 77.0
Density Altitude (DA): DA Calculator
Timeslip Scan: Porsche 928 Timeslip Scan
VBOX Graph:
VBOX 60-130 MPH:
VBOX Graph:
Car Make: Porsche
Car Model: 928
Car Type: S4
Car Year: 1989
Driver: John Thomas
E-Mail: Click HERE
Videos: 928 Videos
Web Site:
http://p9-m.com

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Horsepower @ wheels: 399.95
Torque @ wheels: 438.88
Dyno Type: DynoJet
Dyno Graph: Porsche 928 Dyno Graph Results
Classifieds: 928 For Sale
Parts: 928 Parts


Click on picture for a larger version

 1989 Porsche 928 S4


 


928 Videos

Number of Votes: 27 

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More Comments:

(Geno)
Looks like you need to work on cutting a light. Car is fast just need to learn how to cut that light~ Good luck


(JT - owner)
no disagreements there, I can't wait to get back to the track. We are adding a methanol injection kit and hope to push off that last 4 tenths


(JT - owner)
no disagreements there, I can't wait to get back to the track. We are adding a methanol injection kit and hope to push off that last 4 tenths


(hector urrea)
How much boost will a stock S4 hold safely. I got one turbocharged intercooler with methanol with stok compresion. Using 6 psi, and would like to go up to 12. Any comments???


(hector urrea)
JT. Are you using stock compresion ratio and how much boost ???


(hector urrea)
JT. Are you using stock compresion ratio and how much boost ???


(paul)
just wondering about that remote turbo system...it looks so good..do you have an air filter..and were can i buy a system like that? thanks paul.in florida


(JT- Owner)
Yes, a kit is available. contact us at: johnthomas49@msn.com


(JT-owner)
we have also raised boost to 10psi and have a new dyno chart with 475 RWHP and 526 Torque



Stock:
Engine: 5.0L
Turbos: Yes
Supercharger:
Boost Control: Yes
Boost Pressure (psi): 9.5
Intercooler: no
Nitrous Kit/System: no
Nitrous Shot: na
Pistons (rotors): forged
Port: na
Rings (seals): na
Heads: stock
Connecting Rods: forged
Camshaft: stock
Throttle Body: stock
Intake & Air Filter: stock
Headers / Downpipe: stock

Midpipe:

Exhaust: 2-1 custom stainless
Carburetor: FI


Computer ECU Chip Upgrade: jds-sharktuner
Battery: stock
Ignition: stock
Spark Plugs: 2 clicks cooler
Fuel Injectors: 32#
Fuel Pump: stock
Gas: 91 oct
Pulley: stock
Transmission: stock
Clutch/Torq Conv: stock
Differential: stock
Radiator: stock
Flywheel: stock
Shifter: Auto
Gears: stock
Suspension: stock
Wheels: twisty's
Brake Rotors/Pads: stock
Tires 255's
Weight with driver (lbs): 3875
Track: Bremerton Raceway, WA, USA
 Record Modified: July 12th, 2007

Additional parts, modifications, upgrades & information:
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This page contains details on a 1989 Porsche 928 S4. If you would like to view more Porsche 928 timeslips click on this link, Fast Porsche 928 timeslips. You can also browse through other fast cars made by Porsche by visiting our Browse and Search pages, or view Porsche 928 dyno results. Also check out the new Featured Muscle Cars Page. Check out DragList.com for actual drag times for 80,000 pro drag racers.

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