Connecting rod small end bush replacement
The bush should be replaced using a correct size punch and drift.
Before the assembly, smear the bush outside surface with molybdenum disulfide
grease. Insert the bush from the side marked with the elephant and check that
the bush holes coincide with the ones of the rod.
The clearance between the bush and its seat is 0.00138÷0.00366 in. for 250cc
model and 0.00193÷0.00374 for 400-450-510 cc models. Ream the bush to an
internal diameter "C" as indicated on table.
MODEL
250
450-510
Part. N. 8000 B0148 (02-2008)
ENGINE OVERHAULING
INNER DIAMETER "C"
16,012÷16,022 mm
(0.6304÷0.6308 in.)
20,012÷20,022 mm
(0.7879÷0.7883 in.)
G.17