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briank · 07-26-2017, 02:17 PM

Reason I ask about year of engine is because newer sbc use a 3/8" temp send unit...older uses 1/2". The 3/8 wont read right with factory gauge, but usually read hot. Yours does not work at all so Id check your wire then go from there. Others should chime in.

07-26-2017, 02:17 PM	#5
briank Registered User Join Date: Sep 2011 Location: Leland, Il Posts: 1,503	Re: Engine Temperature Gauge Reason I ask about year of engine is because newer sbc use a 3/8" temp send unit...older uses 1/2". The 3/8 wont read right with factory gauge, but usually read hot. Yours does not work at all so Id check your wire then go from there. Others should chime in.