Directions Exit M2 motorway at Junction 4 (Sandyknowes/ Gengormley), follow the signs for Larne (M8/A8) - McCartney Motors is situated on the left-hand side opposite the Petrol station (only 12 miles from Junction 4). From Larne Harbour follow the signs for Belfast for 2 miles - McCartney Motors is situated on the right-hand side opposite the Petrol station.