Trumpeter 2843 Westland Wyvern S-4 Early 1:48 Model Kit. This is a 1:48 scale plastic model kit from Trumpeter. It requires paint and glue to complete. The kit features a length of 268.5mm and a width of 279.5mm, with over 220 parts. A Wyvern S-4 Photo-etch Parts Set is available separately (PKTM06606).