GENERAL MOTORS
SERVO BORE TOOLS

180 & 4L30E. The 4L30E kit repairs the low & intermediate servo pin bore, stopping the leak of release oil.  Black Series

375, 400, 425, and 4L80E.  The 4L80 kit repairs the reverse servo pin bore, stopping the leak of second clutch oil.  Black Series

4T60E & 4T65E.  The 4T60-F kit repairs the forward servo pin bore, stopping the leak of apply oil.   Green Series

4T60E & 4T65E.  The 4T60-R kit repairs the reverse servo pin bore, preventing the pin from binding in the worn bore.  Red Series

4T80E.  The 4T80 kit repairs the overdrive servo pin bore, stopping the leak of apply oil.  Red Series

Northland Automatic Transmission Service, INC.

105 E. Poplar Ave.

Cameron, WI 54822

(715) 458-2617

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