WebApr 2, 2024 · I always aim for 2.0-2.5 on mains & rods. 1.8 is ok, 2.8 is ok, maybe a little wider if it wont see many miles. For a 100,000+ mile street build I'd aim for 2.0 all … WebJul 13, 2024 · Creating the desired bearing clearance starts with accurately measuring the journal diameter. In this case, we’re measuring a big-block crank main journal. The only …
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WebSep 24, 2006 · I checked the main bearing clearances on my 383 with plastiguage today and the clearances look okay with the rear main having the most clearance at about .003 (the others read closer to +.002). The oddest thing I encountered today is the oil hole on main bearing on Number 1 doesn't line up properly. WebMay 18, 2024 · The clearance checks on the connecting rod bearings and main bearings averaged from .0027˝ to .003˝ on the mains with .005˝ of thrust clearance and .0024˝ to .0026˝ on the rods. The pistons had .0055˝ cylinder bore clearance and the rings were filed to fit with .018” on the top ring and .022” on the second ring. Heading Into Head Work costco online recliner chair
332-428 Ford FE Engine Forum-Opinions on main bearing clearances
WebJan 27, 2013 · FE & FT Big Block V8 (332, 352, 360, 390, 406, 410, 427, 428) - 390 rebuild rod and main bearing journal sizes - I have a 390 or at least what i know to be a 390 that i have torn down to do a light rebuild (rings, rod and main bearings, all gaskets and seals, oil pump, timing set, clutch that may be it) the first... WebOct 15, 2001 · Main Bearing Clearance Ford 360 - 332-428 Ford FE Engine Forum Main Bearing Clearance Ford 360 Share 7 posts mike Oct 15, 2001 #1 I am rebuilding a 74 … WebSep 26, 2024 · Main bearing clearance in an aluminum block is not critical, use the same clearances that you would use with a cast iron block. What is important though is the housing bore dimension. Aim for the minimum bore diameter, or very close to it. Bill Perfect Circle Doctor of Motors certification SAE Member (30 years) costco online renewal promo code