MTD 483 Series User Manual

CRANKSHAFT, PISTON AND CONNECTING ROD
78
in. mm in. mm in. mm
Balance shaft bearing max. ID
(cylinder block)
478 N/A N/A N/A N/A N/A N/A
483 0.591 15.00 0.591 15.00 0.592 15.03
490 0.591 15.00 0.591 15.00 0.592 15.03
Compression ring to land max.
clearance
478 0.001 0.02 0.002 0.06 0.008 0.20
483 0.001 0.02 0.002 0.06 0.008 0.20
490 0.001 0.02 0.002 0.06 0.008 0.20
Scrapper ring to land max. clearance
478 0.001 0.02 0.002 0.06 0.008 0.20
483 0.001 0.02 0.002 0.06 0.008 0.20
490 0.001 0.02 0.002 0.06 0.008 0.20
Compression ring end gap
478 0.008 0.20 0.016 0.40 0.039 0.20
483 0.008 0.20 0.016 0.40 0.039 0.20
490 0.008 0.20 0.016 0.40 0.039 0.20
Scrapper ring end gap
478 0.008 0.20 0.016 0.40 0.039 0.20
483 0.008 0.20 0.016 0.40 0.039 0.20
490 0.008 0.20 0.016 0.40 0.039 0.20
Specification New Min New Max Service Limit

MTD 483 Series Specifications

General

Brand	MTD
Model	483 Series
Category	Engine
Language	English