Thread: headers on stock pipes?
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Old 02-13-2014, 05:00 PM   #6
motornut
78K & 79C Jimmys
 
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Join Date: Nov 2009
Location: Ottawa Ont CANADA
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Re: headers on stock pipes?
stock 88 manifolds have an 02 sensor
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1978 GMCJimmy4X4-350/203
1979 GMCJimmy4X2-305/350
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