Standard GTi Pulsar:

SR18DE

104kW @ 6400RPM (flywheel) - 17.0kg/m @ 4800RPM Naturally aspirated EFI Engine
1838cc DOHC 16V inline alloy 4 Cylinder w/sodium filled exhaust valves
front wheel drive w/Limited slip diff
Compression 8.3:1
Bore/stroke: 86/86mm
Minimum Octane Rating: 95
Firing order: 1-3-4-2
Fuel tank Capacity: 50ltrs
Weight: 1060 (1090)Kg Air con: +20kg Sunroof: +10kg
Length: 3975mm
Width: 1670mm
Height: 1400mm
Track front: 144 cm Track rear: 141.5 cm
Brake Disc diameter: Front 260mm/Rear 230mm

Gear Ratios:
1st: 3.285/4.72
2nd: 1.850/8.38
3rd: 1.272/12.19
4th: 0.954/16.25
5th: .0740/20.96
Final Drive: 4.125:1

When I had the 1.8ltr in it, I had a K&N panel filter and a 2 1/4" exhaust (quite LOUD!!!)...and it made 157hp (82kW @ wheels)

http://www.geocities.com/evldan/engine.html