9989 3942-TK1 Tune-up Kit Factory Equivalent. Used On Ingersoll-Rand Model 3942. This kit is made in the USA.

Century Tool & Equipment is in no way affiliated with the above manufacturers. The parts advertised for sale are not always genuine parts, but are parts made for or by Century Tool & Equipment. Reference to said numbers are for your convenience only. We reserve the right to substitute genuine parts in place of Century Tool & Equipment parts.

Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov