View Full Version : Mission: Supercharge
Monga
01-06-2005, 10:11 PM
Speaking to my mate who recently has supercharged his vl, costing around 2,500
is it possible to do it around that price for a 2.6litre efi magna with minor mod's
Pick up a supercharger, possible mercedes? 500dollars
piping around 300dollars?
+ labour
Remove air conditioning for supercharger
opinions and advice would be great as tax returns are soon lol
RJL25
01-06-2005, 10:19 PM
well for a start it couldnt be a screw type supercharger, it would have to be a seperate pump style supercharger or otherwise you would need a customer manifold and the $$$ to do it
but yeah its possible, once you get all the bracketing and stuff worked out.. there would be a fair bit of customer work involved, but its certainly do-able. The only real problem would be questionable quality...
could be done
just need a custom bracket made up
Monga
01-06-2005, 10:21 PM
could be done
just need a custom bracket made up
The bracket wouldnt be to costly would it?
the brackets the thing the supercharge attaches to?
im not to clued on about this stuff..
RJL25
01-06-2005, 10:23 PM
The bracket wouldnt be to costly would it?
the brackets the thing the supercharge attaches to?
im not to clued on about this stuff..
yeah its what would hold the supercharger in place.. you could maybe do it yourself if you have good metal work skills, but otherwise im sure you would find a place which could do it for you. Shouldnt be too expensive, but couldnt really give you too much of an idea of price sorry
just be warned that if you do this its probably going to be a bit on the dodgy side of things.. it may end up being alot less painfull to just save the money and go and get a proper custom supercharger setup done at a reputable shop.. thats what i think anyway :P
theres alot more to consider then just "will it fit" often with cars if something sounds a bit too easy, your probably missing something lol
yer to attach to yur car
most prob just replace yur air con
then just piping to your intake
Monga
01-06-2005, 10:28 PM
yeah its what would hold the supercharger in place.. you could maybe do it yourself if you have good metal work skills, but otherwise im sure you would find a place which could do it for you. Shouldnt be too expensive, but couldnt really give you too much of an idea of price sorry
just be warned that if you do this its probably going to be a bit on the dodgy side of things.. it may end up being alot less painfull to just save the money and go and get a proper custom supercharger setup done at a reputable shop.. thats what i think anyway :P
theres alot more to consider then just "will it fit" often with cars if something sounds a bit too easy, your probably missing something lol
Well apprently this place in perth does supercharger setups for around 2,500 this is what my mate payed for his commodore but i guess they would be easier to work with
Monga
01-06-2005, 10:29 PM
yer to attach to yur car
most prob just replace yur air con
then just piping to your intake
the question is, would the astron 2 hold up?
people think it will blow up in a cloud of dust ahhahaha
i dont see why not,
as long as u keep it looked after and stuff u should be alright and dont put too much boost through it
Monga
01-06-2005, 10:37 PM
i dont see why not,
as long as u keep it looked after and stuff u should be alright and dont put too much boost through it
Think tommorow i am going to do some ringing around, finding a supercharge is going to be the difficult thing to do
[THUGDOUT]
01-06-2005, 10:48 PM
i think theres been a disussion before on this? either way i dont think anyone has s/ced an astron 2 before, only t/c
Think tommorow i am going to do some ringing around, finding a supercharge is going to be the difficult thing to do
plenty at importers
Monga
01-06-2005, 11:02 PM
Quokka seems like a good idea alot of bargins in there, mind you though half the sh*t proberly doesnt work hahaha
my mate over here in goldy has a s/c and a front mount for sale $600
i was tempted to put it on mine but i got other mods
Monga
01-06-2005, 11:06 PM
what type of supercharger & would he sell seperate
suitable for astron?
its a vortex one so its similar to a turbo just different to how it gets boost
he will sell seperate yeh but they would be good together to use
Monga
01-06-2005, 11:13 PM
its a vortex one so its similar to a turbo just different to how it gets boost
he will sell seperate yeh but they would be good together to use
cool, im going to see my mechanic in the morning for some advice regarding my car being supercharged, he knows bucketloads as he loves astrons and has a turbo sigma himself with like 200hp atw hahahah
nice work :D
u know u wanna so dont go holding back
208_Fireball
02-06-2005, 06:28 AM
A common supercharger kit for the VLs is made by the Castlemaine Rod Shop (Vic) - you might get some ideas from them on what you could do for a 2.6.
http://www.rodshop.com.au/superchargerb30.htm
Cheers,
Dave
Wagon*
02-06-2005, 10:20 AM
Why dont you look into a supercharger from a toyota 4-agze commonly found in Mr2's, supercharged corrola's, levins ect. These superchargers only run at about 8psi if your worried about overboosting your motor. I have heard of older astrons (with the 8.8:1 compression) using this mod without any internals touched to some limited success. AFAIK the compression on the astrons in a TR like yours run at about 9.0:1 (correct me if im wrong). you should be ok but i wouldnt count on your engine to last too long if thrashed
Been a small supercharger you shouldnt find it too hard to mount it in the engine bay. a suggestion would be to possibly mount the S/C over the gearbox, with a custom made driving shaft crossing over the exhaust manifold or alternatively under the intake manifold to link the S/C to a driving belt on the timing end of the astron. Myself i would try to source as many parts as i could before the conversion, but handball the actual fitting + tuning to a pro. Have you thought about chipping your own ECU so your engine knows how to run under boost? or have you thought about any aftermarket management?
be sure to post your progress regarding this mod dude, im sure many 1st and 2nd gen owners will be keeping a keen eye on this thread for some time
-Wagon*
208_Fireball
02-06-2005, 10:23 AM
The kit I posted above uses the sc14, the one most commonly used in 1G-GZE 2L 6 cyl engines, the bigger brother of the 4agze's sc12 supercharger. Unless a 4agze one comes up for an irresistable price, I'd aim for a sc14 one for the Astron :)
Cheers,
Dave
Poita
02-06-2005, 12:16 PM
Im pretty sure the Toyota SC14 could be turned on/off from what I can rememeber. I was looking at charging my R31 a couple years back and liked that one for that reason. You could turn it off when you didnt want it. Im pretty sure it was the SC14... it was made by Toyota anyway.
Monga
02-06-2005, 09:57 PM
Ok, spoke to my mechanic today for a while regarding it and he thinks I shouldnt put a supercharger on my car as it will blown up the engine and that I would have to get a custom manifold but it still might be possible, I tried telling him running it on low boost would be fine and a new manifold wouldnt be required but he still thinks im dreaming, he has played with astrons since they where first made too
what you guys think of his comments?
if anyone in western australia is interested in helping me out it would be great
DaJaJa
02-06-2005, 10:23 PM
well if thats the case, Monga..... get the sprintex kit.... has warentee
Monga
02-06-2005, 10:26 PM
well if thats the case, Monga..... get the sprintex kit.... has warentee
sprintex is in eastern states & only deal with gen3 magnas?
M4DDOG
02-06-2005, 10:58 PM
I'd be interested to see some results.
I'll talk to my mechanic about it, he knows heaps about sigma's and magna's (2.6L). A few people on here reckon the 2.6L magna can handle up to 10psi on stock internals, i dunno how true this is, but if the sigma turbo used the same internals as we do, then it's possible, but how much psi does a sigma turbo run? Didn't aussiefellas 1st gen turbo run on stock internals at 10psi boost?
I know older 3.8 commodore engines need internals re-done after 2-3 psi (so my mate says) so i really dont know about he astron.
Monga
02-06-2005, 11:14 PM
I'd be interested to see some results.
I'll talk to my mechanic about it, he knows heaps about sigma's and magna's (2.6L). A few people on here reckon the 2.6L magna can handle up to 10psi on stock internals, i dunno how true this is, but if the sigma turbo used the same internals as we do, then it's possible, but how much psi does a sigma turbo run? Didn't aussiefellas 1st gen turbo run on stock internals at 10psi boost?
I know older 3.8 commodore engines need internals re-done after 2-3 psi (so my mate says) so i really dont know about he astron.
that be awesome about speaking to your mechanic so we can we more feedback regarding it I think its possible for around 2,000
Wagon*
03-06-2005, 10:07 AM
I'd be interested to see some results.
I'll talk to my mechanic about it, he knows heaps about sigma's and magna's (2.6L). A few people on here reckon the 2.6L magna can handle up to 10psi on stock internals, i dunno how true this is, but if the sigma turbo used the same internals as we do, then it's possible, but how much psi does a sigma turbo run? Didn't aussiefellas 1st gen turbo run on stock internals at 10psi boost?
I know older 3.8 commodore engines need internals re-done after 2-3 psi (so my mate says) so i really dont know about he astron.
AFAIK the sigma's astron uses the same internals astron-ed magnas used, but due to revisions and refinements in the engine, compression has gone up over the years. Ideally if you want to run boost you want to run some lower compression, but unfortunately mongas astron would be running higher compression
Compression ratios are as follows:
Astron 1 (Sigma) 8.2:1
Astron 2 (Tm, Tn, Tp Magna) 8.8:1
Astron 2 (Tr Magna) 9.0:1
Of course you could run boost on stock compression, but i wouldnt count on the engine staying too happy for too long. If you want to do it right first time round do something about compression before thinking about running boost thru the latter astron. The suggestion would be to look for some forgies made up for the astron 1 (Sigma) and pop them in your astron 2, possibly with a copper headgasket or similar to drop compression a little more. Ask around some performance shops, im certain there are a range of sigma hot-mods around
I also think the Sigma turbo was running 6-7psi from memory thru a 2 litre Saturn motor.
i hope this clears a little confusion out there
-Wagon*
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