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rudie's suggestions as to actually measuring what you are working with here are very pertinent.most any of the oil pressure switches will almost fit in almost any cover. then if you crank down on the wrong switch to make it tight or to stop an oil seep the timing cover will crack.all these motors are pushing 30 to 50 years or better. the timing cover on your machine may or may not be the one that the factory installed. in fact, it may have been replaced because the PO cracked it trying to tighten the wrong oil pressure switch.measure the threads. see whether you have a straight or tapered hole. be attentive as you install the switch.
rudie's suggestions as to actually measuring what you are working with here are very pertinent.
most any of the oil pressure switches will almost fit in almost any cover. then if you crank down on the wrong switch to make it tight or to stop an oil seep the timing cover will crack.
all these motors are pushing 30 to 50 years or better. the timing cover on your machine may or may not be the one that the factory installed. in fact, it may have been replaced because the PO cracked it trying to tighten the wrong oil pressure switch.
measure the threads. see whether you have a straight or tapered hole. be attentive as you install the switch.