ENGINE TUNE -UP - High Tension Cord 2 -7 Fig. 2-21 CLEANING 1. Do not use spark plug cleaner longer than necessary. ~ 2 Bl ow off cleaning c ompound and carbon on the threads thor ough ly w ith air. 3. Clean o ff dirt from the outer su rfa ce of insulator and thr eads. Fig. 2 -22 GAP ADJUSTMENT Check the plug gap with plu g gap gauge. If not ~ to sp ecif ied value, adjust by bendi ng the ground (outer) ele ctr ode,. Plug gap 0.8 mm (0.031 in) 1.0 mm (0.039 in) for USA Fig. 2-23 HIGH TENSION CORD - Note - When pull ing out th e spark plug cord f rom th e plug, always grip th e end of plug cord. & Fig. 2-24 Check th e resistance of resist ivity cord . ~ Resistance Less than 25 kD per cord. ~