These senders screw into oil pressure extension to give accurate reading to oil pressure gauge on cars equipped with oil pressure gauge. High-quality, after-market unit. Made in USA. NOTE: 67-68 Cars originally had the same Sender but with a Spade connector not a threaded stud connector like the 65-66 and 69-70 cars. modification is required to 67-68 wire harness. We are working on adapter to simply this but it will not be available until late 2009.
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