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Slowgoin · 09-09-2013, 01:26 PM

OK. I'll give those a try. My engine builder ordered plugs for late 70's 350 with the hei setup, assuming they'd fit, but not working. Not sure if it's the HEI or exhaust manifolds that are creating the problem. Thank you

09-09-2013, 01:26 PM	#3
Slowgoin Registered User Join Date: Sep 2013 Location: Lees Summit Posts: 17	Re: plug wires OK. I'll give those a try. My engine builder ordered plugs for late 70's 350 with the hei setup, assuming they'd fit, but not working. Not sure if it's the HEI or exhaust manifolds that are creating the problem. Thank you