IN/EX: EX D: 29.0 mm d: 6.6 mm L : 102.7 mm a : 45° Head Style: CV Stem Groove: A GIEFFERef: 5815 Motore: H23A1 anno: 1988 Certification: IS09001, TS16949 Mark & Model: Honda Civic 16V/ Prelude 2.3 16V/ Eng.H23A1