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are impreza engines 'safe'? - UPDATE - fixed!

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Old Nov 29, 2007 | 08:17 AM
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Default are impreza engines 'safe'? - UPDATE - fixed!

the bolt through the eccentric idler pulley snapped in half last night and lost belt tension it had moved to the outside edge of one cam pulley (bottom right as you stand in front of the engine bay looking into it) and was still turning it though.

are these engines safe, or am i likely to have bent valves on that side?

the other side of the engine still had both cams in sync
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Old Nov 29, 2007 | 08:36 AM
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its an interference engine
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Old Nov 29, 2007 | 08:41 AM
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do a compression test and find out pal saves ripping that head off damn boxer engines
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Old Nov 29, 2007 | 08:48 AM
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it's nearly as easy to take the head off as it is to get the compression tester in there

might have the engine out and freshen it up - it has done 120k so is probably due new gaskets
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Old Nov 29, 2007 | 09:27 AM
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bad news nick
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Old Nov 29, 2007 | 09:35 AM
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i had a 4 cam turbo that had a smack on the drivers side
that broke 1 pulley and bent another one, it pulled the timing belt
so hard it pulled the threads outa shape holding some tensioners,
it had a new belt and pulleys/the block machining and tapping and by turning over by hand all seemed to be ok, so we started it and it was fine,still pooped meself though

on them engines,valves do valves not pistons into valves
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Old Nov 29, 2007 | 11:46 AM
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Originally Posted by EsCosRacer
face it.....its not called a poobaru for nothing....they are shit and will always be shit.....
you do hate them dont you mate?

ive been tempted to buy one
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Old Nov 29, 2007 | 11:52 AM
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Originally Posted by EsCosRacer
face it.....its not called a poobaru for nothing....they are shit and will always be shit.....

Must admit i'm not a fan but i think that's got more to do with the chav element.
That the majority of chav's own one or aspire to own one.
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Old Nov 29, 2007 | 05:32 PM
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I think it will be ok.

based on no facts whatsoever


just know how lucky you are
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Old Nov 29, 2007 | 06:13 PM
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Ive seen a rally car impreza that had a smash on the front end and the cam covers were smashed and the cam pulleys which were plastic were smashed to causing damage to the engine. Plastic pulleys whats that all about. A shit idea if you ask me.
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Old Nov 29, 2007 | 06:43 PM
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I've seen an Impreza on ScoobyNet (Flat_Four) which was in a smash before he got it and the impact smashed the pulley (inlet?) on the right hand bank as you look at the car.
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Old Nov 29, 2007 | 09:20 PM
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Originally Posted by glennshute
Plastic pulleys whats that all about. A shit idea if you ask me.
that's not standard and is a good idea for a rally car as they don't need to last long and will have less weight and inertia
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Old Nov 29, 2007 | 09:20 PM
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put a 4g63t engine in it and see what the scooby guys say


andy
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Old Nov 29, 2007 | 10:00 PM
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If you need a hand matey - I'm curently building a STi lump
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Old Nov 30, 2007 | 07:46 AM
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do you a swap then

saw an old boy in a subaru pickup this morning and stopped him to see if he would sell. would be the ideal time to transplant everything and freshen up the engine with new bearings and head gaskets while it's out.

offered him a grand but he wouldn't go for it. said the pikeys pay more than that to have them for hair coursing

told me where he lives though, daft cunt. might have to go and help myself one night
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Old Dec 2, 2007 | 09:44 AM
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I was thinking about this yesterday and was going to suggest new bearings at the same time
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Old Dec 2, 2007 | 10:08 AM
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A lad i work with has been rebuilding an impreza for his friend cause it has been smashed up on the drivers side front. He said the same about the plastic pulleys been smashed to,cause the car has been hit that hard on the drivers side front. Thats a road car to.
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Old Dec 2, 2007 | 11:54 AM
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How did you get on yesterday Nick?
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Old Dec 2, 2007 | 07:07 PM
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got the snapped bit of bolt out with much grief and snapping of easy outs haven't got any further than that
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Old Dec 3, 2007 | 09:07 AM
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got the cam belt back on and it runs a treat - no bent valves

bedford track day here we come
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Old Dec 3, 2007 | 04:13 PM
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Well done mate you lucky git.
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Old Dec 3, 2007 | 04:16 PM
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Originally Posted by foreigneRS
bedford track day here we come
Standard exhaust mate?

Seen more Imprezas fail the noise test at Bedford than any other car combined!
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Old Dec 3, 2007 | 04:20 PM
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no rich, not standard. but not particularly loud either.

i will have a look on their website at what their limit is and how they measure it though, as we have the gear in work that i can use to do the same just to be on the safeside
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