Hi all. I have a cracked 1987 3.7 block and need a replacement rebuildable core. Any suggestions?<br /><br />I have found one located in Canada but am unable to find shipping for under $300. Does anyone have a shipping recommendation? I've tried Fed Ex, UPS, USPS, and Yellow freight. <br /><br />I live in Seattle and would 200mi to pick one up if available.