You are looking at a NEW Black Rubber Oil Cap to suit: Holden V8 253 308 350 Flat - Push in / on Will suit most OEM and aftermarket rocker covers with a 1 1/4" hole We also have this available in a chrome finish and a range of chrome rocker covers for the 253 308 engines. Thanks for looking and don't forget to check out all of our Restoration Essentials in our store. Your parcel will have a unique tracking number which will be sent to you via email on dispatch so you can keep an eye on your delivery.