Thought id come back to aggrivate you all again....
Page 1 - MAIN PAGE - YOU ARE HERE
Page 2 - OLD PICS
Page 3 - EFI CONVERSION
Page 4 - BRAKE UPGRADE
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CURRENT UPDATE
This is my factory sigma turbo #445 of 500 made. I've just finished the popular efi conversion and will more than likely move onto drive train, bare metal respray and interior resoration next. Its a work in progress over years while still enjoying being able to drive it every day. I still have to change turbo and later on i'll swap to a high performance head to unleash more of those hidden ponies. She should tip the 200rwkw mark easy at 16-18psi as it is now though so its already got plenty, thats for sure.
I've even cleaned out my old sigma page back to the original vehicle i'd showd. Im just going to leave it as the tribute page to the old gh se sigma as its just gone too far off the list for anyone to even notice.
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So here it is now in its glory!









Dyno read out at end of run in (now) at just 9psi, before i crank the boost up to 16psi (18max).


Not bad for a stock magna M3 head with stock magna cam and a poorly matched turbo, hey!
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SPEC LIST
ENGINE
2.6L SOHC Astron engine (4G54) by Pryce Engines
Hypatec high comp pistons with chromoly rings
balanced factory rods
balanced crank
balanced cam
stock 2.6 efi magna head
all chains sprockets nitrided for extra strength
bluprinted bottom end
balance shafts removed
cometic head gasket
arp rod, bottom end & head bolts everything new internally from guides to pumps, to hydraulic lifters...
INDUCTION
T04b Aus Boost turbo 0.6a/r with 1.15 rear
2.5" stainless turbo to cooler
3" stainless cooler to plennum
Modified TP magna efi intake plennum
SK Racing 420x200x65mm FMIC
HKS sequential BOV
K&N 3 inch reverse pod on 3" stainless inlet pipe (tucked into front corner for maximum cold air)
FUEL & IGNITION
Adaptronic ECU
3bar map sensor
Aftermarket idle stepper control
All other sensors like air temp, water temp, oil temp, air flow, and O2 etc
XF ford Throttle body
Denso 550cc injectors from Mazda RX7
Malpassi Fuel Pressure Reg
Modified Magna Fuel rail
Standard TP magna dizzy
Bosch VL Turbo EFI fuel pump
Facet Low pressure external pick up pump
2L in boot stainless surge tank
EXHAUST
Factory sigma turbo exhaust manifold
Factory sigma turbo external wastegate
2.5" mild steel dump pipe to low resriction sports muffler mid, and 2.5" to 4" autotechnica cannon @ rear - By Lillford performance exhaust
ENGINE & PEFORMANCE OTHER
Oil catch can
Dual stage boost controller
DRIVETRAIN
Exedy High Performance Clutch
Borg warner 5 speed gearbox
Standard sigma diff & tailshaft
BODY WORK
Resprayed by previous owner Dove Silver upper with Ebony Black lower.
Originally Blue over Black.
Standard turbo bonnet vents & custom honeycomb grille copy
5% Black Window Tint
BRAKES & SUSPENSION
Factory 4 wheel disc with DBA slotted rotors front and rear
EBC Greenstuff brake pads front
Pedders Gas Shocks
Factory sigma turbo springs
WHEELS & TIRES
Factory turbo 15 x 6 jj Globe Montego alloy rims
205/50 R15 Falken Ziex front and rear
INTERIOR
Original Factory turbo throughout.
Autotechnica sports steering wheel
Autometer water temp & boost guages
HKS Turbo Timer
In car CAMS approved extinguisher
Full car alarm
Boss Audio CD/Mp3/USB head deck
Clarion speakers 6" front and 6x9" rear
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THANKS
This car was built not bought i can assure you that but as anyone who's been will tell you somethings are just better left to the experts.
With thanks to the following for their services, help or advice:
Outlaw Performance & Customs - Adamstown - Dyno tune, ECU, Cooler Piping, Sensors & Alarm System
Pryce Engines - Cardiff - Engine
Denton Engineering - Thornton - Plenum machining
Lillford Performance Exhaust - Thornton - Minor exhaust mods
Pitcrew Performance Parts - Wickham - Parts
MJ�s Autopro - Raymond Terrace - Parts
Autobarn - East Maitland - Parts
Supercheap Auto - Mayfield West - Parts
Toolies - Sandgate - Tools of course
Newcastle Tyrepower - Wickham - Tyres all round
Newcastle Hydraulics (Enzed) - Mayfield East - Turbo oil supply line advice & parts
Justin @ Blacktrack Performance Dyno Centre - Thornton - Advice
Jon @ Microtech - Thornton - Advice
All the sellers on Ebay that came through with the goods - Parts
Dan The Tinting Man - Tint of course
My wife, her father, my son, my mum and my friends (especially the Doctor, EVO00X and Pigma) for the help, advice, many favours and lifts to work
Members from sigma-galant.com, evocoupe.net & newcastlecruises.com
(they know who they are)