Audi & VW 1.8L 8V/16V/18T/20V/TFSI/TSI EA113 (GEN1 ONLY), + .25mm oversize. Diameter

AGU, AJQ, AMK, APP, APU, APX, APY, AQA, ARK, ARZ, AUL, BAM, BFV  (1997 - 2006)  // AMB, ARX, ARY, AUM, AUQ, AVJ, AWT, BEX, BFB (2000 on)  // AGN, APG, APT, AQE, ARG, ARH, AVV (1997 - 2004)  // ALT, AWA, AXW, BMB (2000 - 2008) // AXX, BGB, BUL, BWA, BWE (2000 on)  // KR, PL (1984-1992)  // ADR (1996-1999)  // AGN, APT, ARG (1997-2001)  // AEB, AJH (1996-2000)  // AGU, ANB, APH, APU, ARZ, AVC, AWC  (1997-2006) // For all EA133 TFSI, TSI Gen 1 engines