OutdoorKing Repair Forum Forums Repairs and Maintenance Questions on Trimmers and Brushcutters Four Stroke Trimmers & Brushcutters GX25 Compression - What should it be good engine?

NM i done more resurch found shes getting tired these are the specs

GX25

NGK CMR5H 0.6 ~ 0.7 mm
(0.024 ~ 0.028 in.)

�Idle: 3,100 � 200 rpm

Oil capacity 0.08 qt.

Compression 131 ~ 159 psi

valve lash IN. 0.08 � 0.02 mm
EX: 0.11 � 0.02 mm