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, 1 9 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 Good Luck  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.