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motornut · 01-19-2015, 11:20 PM

350 in the 78 with a Holley
starts ice cold,up to 15-1600
Ends up down 5-600 any lower,
it has issues

01-19-2015, 11:20 PM	#13
motornut 78K & 79C Jimmys Join Date: Nov 2009 Location: Ottawa Ont CANADA Posts: 7,901	Re: At what RPM does your 350 SBC idle? 350 in the 78 with a Holley starts ice cold,up to 15-1600 Ends up down 5-600 any lower, it has issues __________________ John 1978 GMCJimmy4X4-350/203 1979 GMCJimmy4X2-305/350