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    Where to drill hole in fire wall for after market gauges?

    Installing a small after market water temp and oil pressure gauge in my 88 c1500 Silverado. Just wanting suggestions for where to drill the holes to get the lines through and too the engine bay haven’t been able to find any photos or videos about it.(picture shows where I would like to mount the...
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    Ignition coil wiring

    Having issues with my 1991 Chevy Silverado k1500 with the 5.7 liter 350. At some point a motor from another truck was put into mine and now I’m having issues with the motor idling properly(misfires, backfires, stalls). I have replaced plugs and wires didn’t help at all also replaced egr, IAC...
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