Special Features:

4b, 6b, b gas international, b gas plus, b lpg plus, b3.9, b4.5, b4.5s, b5.9, b5.9g, b5.9lpg, b6.7s, g3.9, g5.9, isb cm2150, isb cm550, isb cm800, isb cm850, isb4.5 cm2150sn, isb6.7 cm2150 sn, isbe cm2150, isbe cm800 (4 cylinder), isbe cm800 (6 cylinder), isbe cm850, isbe4 cm850 (4cylinder), isbe4 cm850 (6 cylinder), isd4.5 cm2150 sn, isdecm2150, isf3.8, qsb3.9-30, qsb4.5cm850, qsb4.5-30, qsb5.9, qsb5.9-30, qsb5.9-

Properties:

A shaft with eccentric lobe(s) specifically designed to raise at a predetermined time, the engine poppet valve(s) from the valve seat(s) of an internal combustion engine. It may include facilities for operating accessories, such as fuel pumps, ignition distributors, oil pumps, and the like. Excludes shaft (as modified).