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Hey guys ive got the chance to purchase an astra mk 5 coupe with a z22yh engine and 6 speed m32 - these were sold in Oz but not over in Uk i understand. After driving it - i noticed it lacked the throttle response of my old mark 4 that had the airbox derestricted and a ported throttle body...

Hi all just wondering what is the minimum grade of fuel (95ron OR 91RON) that can be used on the z22yh in europe and uk? I ask because over here in Australia the astra mk5 equipped with a z22yh puts out 110kw and 210nm compared to 114kw and 220nm in uk. Im thinking this is because here in oz...

Gday all z22sers. corsaZ22se vocky evocarlos Been a while since my old car was written off and ive posted here but the bug to get another Astri Sri is biting.... hard. I will apologise in advance for the long winded nature of this post. I have my eye on this...

Sad to report that my beloved ASTRA has been written off – I was hit by a learner driver :poop::poop: Damage isn’t great but far more than market value of the car.. Would like to thank everyone here who has helped me keep it on the road with all your advice and help with my often stupid...

Hey guys vocky corsaZ22se got a bad oil leak coming form drivers side of engine its leaking oil onto the right wheel going all the way to the back of the car. Any ideas where it could be coming from. Looks like its predominantly travelling under the car. Im thinking oil seal in the oil pump...

http://zzperformance.com/ecotec/exhaust/ecotec-shorty-header.html Anyone??

Hey does anyone know if this has been done? Wanting to incorporate variable valve timing on the z22se. I understand the 2.4 comes in both a direct injection and port injected VVT versions in the USA. Was thinking to use the vvt head with port injection on a z22se then swap over the 2.4 ecu...

Car wont start after putting manifold back in. Starter motor doesnt seem to be kicking in and i think i hear sparking/tapping. Fuel is getting to the rail but opcom showing "fuel pump relay - inactive" ??? Opcom is showing no fault codes but here are the screen shots. What have i done wrong...

Hey guys Berto vocky evocarlos just removing my inlet manifold so i can clean the check valve between ports 2 and 3, Almost there but the below is stopping progress 1. Not sure how to remove the ecu plugs - the bits that ive circled red are in the way and i dont know how to take them off so...

Hey guys vocky evocarlos corsaZ22se just wondering if the balance shaft delete is feasible using balance shaft sprockets that actually spin without turning the balance shafts themselves. Something like these...

Hi has anybody noticed this too? Recently blanked mine and fuel use has increased i tend to get about 20 to 30km less out of a tank on the motorway now

Hi, needing to program a used but genuine gm remote to my car. I have the following to work with: Original genuine key with genuine chip that’s starts car but won’t activate the central locking Used remote from another compatible astra Another new key with new virgin chip Opcom version 1.45...

Im wanting a stainless or quality cast iron manifold that is a direct "bolt on" replacement for the standard exhaust on my Astra g that will require no modification to fit. For cost reasons it has to come from the USA....anybody know of any good ones that will provide a modest increase in power...

Hi all just replacing my non functioning key fob - its a non alarm bosch unit 433mgh. Want to know if is it ok to replace with a delphi unit of the same frequency because that's all i can find

After much swearing i managed to remove my EGR valve - how does one go about cleaning it?? I was thinking WD40 where the red arrows are yes??

Hi fellas, have a problem with a lumpy idle sounds like its got a hot cam fitted to it through the exhaust but hasnt. Engine seems like its pulsing on and off and gasping for air through the exhaust, if that makes sense. Checked plugs, intake pipework, air box and nothing amiss. Original...

Can anyone help with instructions removing the black plastic panel with the red square I don't want to break any clips holding it in place. Some idiot crashed into my mirror. and worse, refuses liability....

Ive decided to treat me my astra 2.2 with new front struts, rear shocks, front sway bar link pins and strut bushes/bearings - autovaux have offered me a deal on some genuine GM new old stock at a 60 pound discount over new genuine gm product Have no idea how old the components are and/or if...

Hey guys local tyre place has recommended i get new strut bushes/bearing should i go gm or bilstein. I quite like the feel of the stock suspension does bilstein improve the ride or handling over stock gm?