Originally Posted by chazbird
Just for future reference (once I win a lottery and get a garage) which model and year has the enclosed chain kit?
Model M23 late 1966 or early 1967. They couldn't give them away and converted many to scramblers with an up pipe called an El Tigre. From what I understand Bultaco made about 3000 Metralla M23's 1966 to about 1974.