.... and the VIN will be in 4 placs (5 on some) - in the front trunk in 2 places ; stamped on the top of the passenger wheelwell & on the plate on the pass. side headlight bucket; 1 on the driver side windshield frame; 1 on the VIN sticker on the rear driver door jamb; & some have it written in marker on the frame under the dash.
The transaxle case no. is on the middle area of the center rib on the bottom of the case.
You can find charts with the numbers in the 914 info section on here, plus loads of info & pix of where they are & what they look like on Jeff Bowlsby's classic 914 website, in the Plates, Labels & Numbers section.
Just in case you're looking to verify all numbers on your 72.
Tom
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