Build and explore the LEGO Technic Porsche 911 RSR  Exclusive LEGO Technic replica of the Porsche 911 RSR  sports car for boys and girls aged 10+ and for fans of all ages  Realistic details include aerodynamic bodywork,  black spoked rims, working differential,  working steering, independent suspension  and a six-cylinder boxer engine with moving pistons   1580 pieces Porsche 911 RSR model car  measures over 5 Inch (13 cm) high,  19 Inch (50 cm) long and 7 Inch (20 cm) wide   £1.50 an entry 200 entries in Total  A-E Letters - 40 Entries Per Letter  For free entry method see T&C's  Free Delivery to the winner   *If all of the tickets the competitions does not  sell out by the time the countdown timer reaches  zero, an additional 7 days will be added on to  the countdown timer. If all of the tickets have  not sold after the first extended time period, a  7 day extension will be added up to a maximum  of 4 times. If all tickets have not been sold after  4 extensions of 7 days, a cash alternative prize  of 70% of tickets sales will be awarded to the  winner instead of the prize.