Brake System - Porsche 928 S 1986 Driver Manual

Performance*
Maximum speed
Acceleration 0-62 m.p.h. (0-100 km/h)
Standing start kilometre
* Measured at curb weight to DIN, with vehicle carrying half payload and without extras which diminish performance.
** The top speed of vehicles which have no spoiler is 5 km/h (3 m.p.h.) lower.
Hill Climbing performance
1st gear
2nd gear
3rd gear
4th gear
5th gear
* The slip limit is at an approx. 60 % gradient on a dry road surface with standard tyres.

Brake system

90
Manual gearbox Automatic gearbox
without catalyst
255 km/h 250 km/h
(158 m.p.h.)** (155m.p.h.)"
6.2 secs. 6.7 secs.
25.6 secs. 26.3 secs.
Manual gearbox Automatic gearbox
without catalyst
approx. 60 %* approx. 60 %*
approx. 50 % approx. 37 %
approx. 31 % approx. 18 %
approx. 20 % approx. 9 %
approx. 13 %
ABS brake system (Anti-lock System); hydraulic dual-circuit brake system with front and rear
brake circuits
Disc brakes front and rear
Mechanical handbrake (drum brake) to rear wheels only
Pneumatic brake booster
Manual gearbox Automatic gearbox
with catalyst
247 km/h
252 km/h
(157 m.p.h.)** (154 m.p.h
6.2 secs. 6.7 secs.
25.6 secs. 26.3 sees.
Manual gearbox Automatic gearbox
with catalyst
approx. 60 %* approx. 60 %*
approx. 49 % approx. 38 %
approx. 32 % approx. 20 %
approx. 22 % approx. 12 %
approx. 15 %