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View Full Version : Fitting a turbo to a c20xe



simonm
21-11-15, 12:04 PM
Just a quick one. Can't seem to find any answers on line so here goes. Will a vxr Astra turbo physically fit to a c20xe head. I'm just toying around with options on turboing my nova. Not sure on c20 or z20 or Saab. I'd like to keep the xe that's in there just seeing what turbos will fit. I'm already aware of the internal changes and compression ratios and that's not a problem. I'm just wanting to start rounding up the relevant parts I might need. Thanks for any help or info you can provide.

torquey
21-11-15, 12:09 PM
Why not just fit a c20let?

simonm
21-11-15, 01:16 PM
Just looking at all my options. C20lets are getting rare and harder to find these days. It's the best most obvious option for me but when I have a really good strong xe already in there I don't mind doing the relevant work to convert it to turbo. Or on the other hand what's a good strong xe worth these days in comparison to a let

Edd
21-11-15, 08:45 PM
A vxr turbocharger will not fit a XE head

Will F
21-11-15, 08:57 PM
The xe is commanding strong money nowadays. Sell yours and buy a let.
sold last two c20xe engines for 550-600 complete

Andy
21-11-15, 08:57 PM
Utterly pointless when you can buy a let.sell the xe and put money towards a let

Scottcooper85
21-11-15, 10:06 PM
I keep buying xe's for £250 lol

blue_peg_16v
22-11-15, 08:09 AM
Depends on the spec your aiming for if you want a high spec forged internals standalone management etc cheapest way is stick with the xe, but if your wanting standardish power (upto about 280bhp) sell the xe and buy a let

simonm
22-11-15, 11:59 AM
Only really looking to go a little more than standard power. It should be more than enough in a nova. I have a mk4 gsi Astra stage 3.5 as my daily and couldn't imagine close to that power in my nova. What kind of money are lets going for at tho mo.

torquey
22-11-15, 12:40 PM
Seen a few at £800-£1000.

simonm
22-11-15, 12:53 PM
Suppose if I recouped half or so of that for my xe it'd be a good move. Will the standard let take similar power to the z20let on internals. I'm also only keeping my f20 box so don't want to be killing that either.

torquey
22-11-15, 02:09 PM
Iam running eds phase 2 on my let. Only thing I've done is fit arp bolts. Also using a f20 box been on the car over two years now no issues yet. Depends how you drive too. My opinion let is a better engine than the z20let.

simonm
22-11-15, 03:42 PM
I've been driving my Astra for over 3 years on various stages and has never let me down. So if a let I'd better that's the best option to go for. Ill have a snoop about and see what's available and what I'd get for my xe and take it from there.