Suzuki GSX1100 turbo EFI
Bike: Suzuki GSX1100E '83
Engine: 1074cc, air-cooled, in-line four, 16-valves
Engine modifications: Up-rated oil pump gears (GSX750), rebuilt clutch hub with stronger back plate
Compression ratio: Stock (~9.5:1)
Turbo: Garret GT1749V (VNT) from 130hp Golf TDI, external waste gate
Boost: 0.5 - 0.6 bar (7 - 8 psi)
ECU: Megasquirt, PCB completely re-designed for SMD components, ignition control, knock sensor interface,
EGT measurement, etc. MSnS-extra software
Throttle bodies: From Kawasaki GPZ1100, 4 x 34mm
Injectors: 270cc/min. impedance 2.5Ω
Fuel pump: Mallory 4060FI
Pressure regulator: From Kawasaki GPZ1100, modified for higher pressure (3.3 bar)
O2 sensor: Innovate LC-1 wideband
Ignition: Controlled by Megasquirt, 3.0Ω "green" Dyna coils
Suspension, brakes: Front forks, wheels and brakes from GSX600F, Wilbers rear shocks
Some project pictures
Turbo
Headers and exhaust
Plenum and feed pipes
Turbo lubrication
Clutch and GSX750 oil pump gears
Megasquirt controller box - "motorcycle edition" and crank trigger wheel for the ignition
Ready for first test ride
"Finished" project
Contact:
EFI conversion story in Finnish