Chevy GM 454ci Mark IV 7.4L V8 PREMIUM Marine Engine "MASTER" Rebuild Overhaul Kit - Thank you for viewing our listing! This engine kit is for STD Rotation engines with carburetor. The gasket set contains all gaskets needed for engine re-assembly but may not have all accessory gaskets.You may need to contact your local marine dealer for these miscellaneous gaskets. The engine kit image shown is for illustrative purposes only. You will receive the correct parts for the application described in listing. Thank you for looking at our engine kit - from all of us at MotorWizards!