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Valve guide

exhaust valve +0.003" (1st oversize). Steel type

Jaguar XJ12 from engine no. 7P45001 (September 1981) • XJS 5.3 V12 from engine no. 8S18001 (February 1981) • XJ40 (XJ) 2.9 from VIN...500001 to 629285 (1986-90)