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250X flow or 250 pre Xflow 

 

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 Post subject: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 10:58 am 
Tyre Shredder
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hey guys
me and a mate are buliding a buggy and have the choice of a x flow or pre x flow to power it with

and are wondering what will respond to lil cheaps mods better like roller rockers? bigger carby? and exhaust or any other mods you think is worth while to get this thing moving better


cheers
kelv

 

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 11:13 am 
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Xflow. - More options available.


Unless you can find a 2V head.

 

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 11:14 am 
Tyre Shredder
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cool thanks

um how do you tell if its a 2v head? with out opening it?

 

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ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 2:41 pm 
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standard pre X-flows don't have a bolt on inlet manifold.

 

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 2:53 pm 
Tyre Shredder
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so its all one complete manifold on standard pre x flows?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 3:04 pm 
Technical Contributor
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Ride: 2.0 Turbo VW

Power: 142 rwkw

Location: Seaford State:
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head and manifold is one cast.
Limited to carby types.

2V heads are sought after as you can have a variety of manifolds on them.

 

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 3:07 pm 
Tyre Shredder
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ohk awesome
what would you recommend doing to a x flow to get it to go better vs money?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 3:10 pm 
Tyre Shredder
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it looks as tho the 2 manifolds would come apart but the exhaust blost up to the intake?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 5:01 pm 
Stock as a Rock
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Ride: xp falcon, xt falcon, xh xr6

Power: 182 rwkw

Location: melbourne
VIC, Australia

i had a 250-2V in my xp falcon. it made 160kw@ the wheels @ 6800rpm. great motor but the heads are gettin hard to get. but there is heaps of go fast bits available...
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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 5:21 pm 
Tyre Shredder
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cheers mate

what would you do to get them going quickish for just a bushbasher type thing?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 8:47 pm 
Stock as a Rock
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Age: 31

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Ride: xp falcon, xt falcon, xh xr6

Power: 182 rwkw

Location: melbourne
VIC, Australia

um well standard they are 170hp you can just do a good exhaust, a nice cam, maybe somehead work and a good carby and you will push 200hp..........
with mine it had a ACL race series flat top piston (10.8.1 compression) balanced rods and crank
crane cam and pushrods, yella terra roller rockers, full ported, polished and flowed head, 302 windsor stailess valves, crane double valve springs, romac balancer, electronic dizzy, MSD 6A ignition, holley 500 carby, k&n air filter, pacemaker extractors, 2.5" system, c4 auto with shift kit and 2200stall, borg warner 3.5 lsd diff

 

 

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 10:44 pm 
Tyre Shredder
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sweet what kinda power did yours have?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 10:56 pm 
Stock as a Rock
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Age: 31

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Joined: 18th Jul 2010

Gallery: 10 images

Ride: xp falcon, xt falcon, xh xr6

Power: 182 rwkw

Location: melbourne
VIC, Australia

160kw@the wheels @6800rpm........
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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sat Jul 24, 2010 11:17 pm 
Stock as a Rock
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i have a 2v in my XP falcon making 330hp on 7psi. uses a Holset turbo blow through into a 600dp.
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 Post subject: Re: 250X flow or 250 pre Xflow
Posted: Sun Jul 25, 2010 12:13 am 
Tyre Shredder
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sweet what kinda power did yours have?

 

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xb falcon 500: currently being striped for full respray
ef falcon gli wagooon: currently finishing bodykit and then doors closed respray
the-garage-f53/ef-wagon-kit-pics-up-t77713.html

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