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> CHT Temp, What is the upper operating limit?
ericread
post Oct 11 2008, 08:15 PM
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Based on the converstaions here,I drove over to Corona, CA (Aircraft Spruce) this afternoon and purchased the Micro 1000 CHT, a sensor and a 15 foot extension cable. It's all installed and looks great in my original center console.

So where is the danger point? Some posts say that hitting 400 degrees will cause a valve seat to fail. Others say they regularly see 375 to 400 degrees on their longer, higher speed drives. Where is the point that indicated engine heat danger? BTW: 74 2.0L all original FI w, standard exhaust.

My thanks.

Eric Read


NOTE: Please note that this was originally posted in a CHT topic post. After about a day, I received no responses, so I am re-posting it as a unique topic.

Cross-Posting Disclosure: Cross-posted to the "other" BBS (Saturday, 10/11/08) as a result of no response on this BBS.
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ericread
post Oct 11 2008, 08:24 PM
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The Viper Blue 914
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By the way: The cost for the gauge, sensor and extension wire came to $108. It took me about 2 hours to install, including running the wires in the tunnel and modifying the old center console clock hole for the 2" CHT gauge.

I drove all over LA today, and experienced CHT temps from about 390 degrees (80 MPH uphill on the 57 from Santa Ana to Pomona) to about 275-300 degrees driving stop-and-go around downtown LV (watching batting practice at Dodger stadium and picking up free Clippers tickets at Staples Center).

It seems to work pretty cool, and the analog gauge doen't take anything away from the overall stock look.

Eric Read

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