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**truckdude239** · 11-11-2017, 10:23 AM

Id try 10w30 or 5w30 i use to run 20w50 and man my truck was hard to start when ti was 20 degrees outside and would peg the gauge out

11-11-2017, 10:23 AM	#8
truckdude239 Senior Member Join Date: Sep 2005 Location: Lewisville, Nc Posts: 10,217	Re: What oil viscosity in fresh SBC in cold weather? Id try 10w30 or 5w30 i use to run 20w50 and man my truck was hard to start when ti was 20 degrees outside and would peg the gauge out __________________ David fuller Ase Certified Mechanic Click here to help support our board!! 1971 Chevy c-10 under going a 4.8l LSx swap Build Thread http://67-72chevytrucks.com/vboard/s...d.php?t=421305 2007 Honda Accord my daily 145kmiles 2002 Honda Accord 4 door With 330k(sisters car) 2005 toyota Avalon 228k( brothers car) 2002 Sububran 5.3 245k 2000 Tahoe 5.3l 378 General manager for Marco's Carwash & lube