1986-1988 Honda TRX 200SX Fourtrax Service Manual, Page 30Get this manual
MAINTENANCE
CYLINDER COMPRESSION
Warm up the engineStop tile engine and remove the spark plugInsla ll comp ression gauge Open the thrott le al the way and cran the engine with the starter mo tor un il he gauge reading stops risingNOTE The ma Imum reading IS usually reached withinseconds
COMPR ESSION PRESSUR E:,3 00 100 kPa (1 .0 1.0 kgem!, 184 ::!: 14 sil
Low compreSSIOn can be caLi sed byBlown cylinder head gasket Improper valve adjustment Valve leakageWorn piston ring or cylinder High compression can be caused by- Carbon deposits In combustion chamber on piston head
DRIVE CHAIN
VeI'er ilSpeCI or lubrica(e (he dril't' cllai" while rhe engine i.l