ROTAX 912 | 914 UL ENGINE CYLINDERHEAD | VALVE TRAIN | VALVE COVER

• a   for cylinder 2 and 3
• b   for cylinder 1 and 4
• c   Up to engine S/N 912 A: 4,410.203 912 F: 4,412.756 912 UL: 4,401.879 914 F: 4,420.038 914 UL: 4,417.597 Single valve springs and double valve springs if required are allowed to be mounted in one engine.
• d   From engine S/N 912 A: 4,410.204 912 F: 4,412.757 912 UL: 4,401.880 914 F: 4,420.039 914 UL: 4,417.598
• e   With sintered bronze bushing
• f    Oversize +0.2 mm (0.008 in.)
• g   Rocker arm version with vespel bushing From engine S/N 912 A: 4,410.472 912 F: 4,412.817 912 S: 4,922.768 912 UL: 4,404.621 912 ULS: 4,427.487 914 F: 4,420.314 914 UL: 4,418.104
• h   for inlet valve, chafe up to new measurement
• i    for outlet valve, chafe up to new measurement
• j    NOTICE: Use only once!
• k   for rework of exhaust port See Overhaul Manual of the respective engine type, current issue.
• l    Marked with S/N
• m  Without worm gear
• n   pre-filled, 8 parts per set
• o   Cylinder heads where the coolant temperature is measured.
• p   see SI-914-30

Explanations of symbols and statements in part number charts:

• N = Newly introduced part number
• s.v. = Still valid. Part was replaced by compatible component and can not be supplied any longer by the producer. Existing stock may be used.
• AR = As required. This generally refers to shims, hose, wires, and cable. Measure the amount you need before ordering. Many times there will be multiple listings of different lengths with the same part number. Use individual part descriptions to determine the proper length needed.
• n.a or NLA = No longer available, no replacement from Rotax. Part is no longer available due to incompatibility to current production or unavailability of part.
• CALL = Please call for price, 800-247-9653