Specifications - Note:  These specs only apply to the '03 VTX 1300S Retro
Cylinder/Piston   Service Limit
Cylinder I.D. 89.500-89.515 (3.5236-3.5242) 89.55 (3.326)
Out-of-round 0.10 (0.004)
Taper 0.10 (0.004)
Warpage 0.10 (0.004)
Piston,
Piston Pin,
Piston Ring
Piston O.D. at 15 mm (0.6 in) from bottom 89.470-89.490 (3.5224-3.5232) 89.41 (3.520)
Piston pin hole I.D. 20.002-20.008 (0.7875-0.7877) 20.018 (0.7881)
Piston pin O.D. 19.994-20.000 (0.7872-0.7874) 19.984 (0.7868)
Piston-to-piston pin clearance 0.002-0.014 (0.0001-0.0006) 0.034 (0.0013)
Piston ring end gap Top 0.200-0.300 (0.0079-0.0118) 0.315 (0.0124)
Second 0.300-0.400 (0.0118-0.0157) 0.415 (0.0163)
Oil (side rail) 0.425-0.475 (0.0167-0.0187) 0.495 (0.0195)
Piston ring-to ring
groove clearance
Top 0.015-0.050 (0.0006-0.0020) 0.070 (0.0028)
Second 0.015-0.045 (0.0004-0.0018) 0.065 (0.0026)
Cylinder-to-piston clearance 0.010-0.045 (0.0004-0.0018) 0.32 (0.013)
Connecting rod small end I.D. 20.016-20.034 (0.7880-0.7887) 20.044 (0.7891)
Connecting rod-to-piston pin clearance 0.016-0.040 (0.0006-0.0016) 0.063 (0.0025)