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**Liquid_02_ZX3** · 07-08-2008, 02:29 AM

I bought my 02 focus used with 98k miles on it, changed the oil and used Mobil 1. The first start up the engine ran for a couple minutes the valve cover was leaking like there wasn't a gasket on there.

Just goes to say that synthetic oil will make old gaskets not currently leaking, leak.

07-08-2008, 02:29 AM	#8
Liquid_02_ZX3 TEAM Member Join Date: Apr 2007 Location: Fort Wayne, IN Posts: 943	Re: let's brain storm I bought my 02 focus used with 98k miles on it, changed the oil and used Mobil 1. The first start up the engine ran for a couple minutes the valve cover was leaking like there wasn't a gasket on there. Just goes to say that synthetic oil will make old gaskets not currently leaking, leak. __________________ '02 Liquid ZX3 Power Premium MTX Ported & polished head 10.5 to 1 CR, Comp Stage II w/ adj gears, Ported contour IM w/TB, 4-1 header, 2 1/2" flex back, custom CAI, AFX udp, A/C delete, Sniper 93 octane tune, B&M sts, 225/50/16's w/ custom Eibachs on AGX's and some other stuff.