amshafts model case Built-up, forged and cast camshafts. Camshafts for 4-, 5-, 6-cylinder engines. Camshafts for four-valve engines. Camshafts for flat engines. Cut-away cams. Various camshaft bearings. description ordernumber 1188 see also: two-stage twin-choke downdraught carburetor 4A1 catalytic converter cylinder head, diesel direct injection, with four-valve technology Diesel engine of a VW Golf with transmission