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Old 03 October 2014 | 04:59 PM
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snedz21
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Default Engine knock

Hey, looking for some help guys I've got a 2003 blobeye wrx, but I've got the dreaded knock from below looking for some advice on what to do here,
Was thinking bout either getting a short block and doin the usual using my topend etc but run the risk of same happening again or gettin a new crankshaft,shells etc and building a new bottom end or sourcing a whole engine.
I'm not really wantin to take the risk of shelling out £1700 on a ebay engine with 1 month warranty tbh so any help with this matter would be great thanks, and if anyone knows of costs and suppliers of a crank and parts would be much appreciated,
Cheers guys

Last edited by snedz21; 03 October 2014 at 05:41 PM.
Old 03 October 2014 | 05:37 PM
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Cams don't have shells, if the bottom end has gone it'll fill the oil with ****e which will score up the cam journals.

I stripped a V8 STi lump with blown big ends a while ago and the cams were scrap.
Old 03 October 2014 | 05:43 PM
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Also I my EJ20 cracked its ringlands. I've just replaced the short block with a brand new WMS built 2.1 stroker fully forged lump. I could have bought a 2nd hand STi short block or WRX block but didn't fancy the risk.

If you can afford it I would just forge it and be done with it.
Old 03 October 2014 | 05:43 PM
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Originally Posted by ScottyPPP
Cams don't have shells, if the bottom end has gone it'll fill the oil with ****e which will score up the cam journals.

I stripped a V8 STi lump with blown big ends a while ago and the cams were scrap.

Sorry mate I meant crankshaft just edited my post
Old 03 October 2014 | 05:49 PM
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Ok, thing is until its apart you're not going to know how much damage has been done.

You need to get the engine out and stripped down to see what you're dealing with to be honest, then go from there.
Old 03 October 2014 | 06:03 PM
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Yeah Im expectin the crank to be worn it will prob of spun a shell and scored the crank so I'm just tryin to price a rough cost of the parts eg crankshaft shells rods Pistons etc and where to sorce the parts
Old 06 October 2014 | 02:51 PM
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Do the best you can afford, spend cheap, spend twice! I can supply a 2.1 stroker kit for £1250, new crank, Steel rods, acl race bearings and Mahle 4032 stroker pistons.
Or I'll supply it built for £2000 exchange, inc an 11mm oil pump.
Old 07 October 2014 | 12:05 AM
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Running great in mine
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