Sursulf Hardened Crankshaft - Introduced

85jaguar01

DATE . . . JANUARY, 1985

NUMBER . . . J85/05
MODEL: XJ6

SUBJECT: SURSULF HARDENED CRANKSHAFT
KEY POINTS Introduction at
Engine #8L168437 - P/N EAC-6719.
Sursulf hardened crankshafts have been introduced on all six cylinder XK engines from the following engine number - 8L168437. The part number is EAC-6719.

Identification is by means of the surface finish which is black in color.

IMPORTANT - SURSULF HARDENED CRANKSHAFTS MUST NOT BE REGROUND.