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72duraburb · 07-07-2011, 12:09 AM

no firewall mods but the challenge was the trans tunnel because of the size of the allison started with a 4x4 tunnel then raised it about 4 more inches

07-07-2011, 12:09 AM	#11
72duraburb Registered User Join Date: Jun 2011 Location: carroll iowa Posts: 101	Re: 72 suburban with a duramax (the build) no firewall mods but the challenge was the trans tunnel because of the size of the allison started with a 4x4 tunnel then raised it about 4 more inches