Basic Specs for single cylinder, aluminum block, Overhead Valve engines. (Except Intek) Aluminum blocks with steel sleeves are included here.

Basic Model Series	Idle Speed	Armature Air Gap	Valve Clearance		Torque Specs
			Intake	Exhaust	Flywheel Nut	Cylinder Head	Conn Rod
85400	-==-	.012" .020"	.002" .004"	.002" .004"	45 ft lbs	220 in lbs	90 in lbs
97700 99700	-==-	.006" .012"	.005" .007"	.005" .007"	60 ft lbs	160 in lbs	100 in lbs
104700	-==-	.008" .012"	.003" .005"	.003" .005"	65 ft lbs	165 in lbs	90 in lbs
115400 117400	-==-	.012" .020"	.002" .004"	.002" .004"	45 ft lbs	220 in lbs	90 in lbs
138400	-==-	.012" .020"	.005" .008"	.005" .008"	45 ft lbs	230 in lbs	90 in lbs
161400	-==-	.008" .012"	.003" .005"	.003" .005"	65 ft lbs	165 in lbs	200 in lbs
185400	-==-	.012" .020"	.002" .004"	.002" .004"	60 ft lbs	300 in lbs	175 in lbs
235400 245400	-==-	.008" .012"	.004" .006"	.004" .006"	60 ft lbs	420 in lbs	175 in lbs
260700 261700	-==-	.008" .012"	.003" .005"	.003" .005"	125 ft lbs	225 in lbs	200 in lbs
28N700 28P700 28Q700 28S700 28U700 28W700 287700	-==-	.010" .014"	.003" .005"	.005" .007"	65 ft lbs	220 in lbs	See Manual in lbs
310700 312700	-==-	.010" .014"	.003" .005"	.005" .007"	100 ft lbs	220 in lbs	150 in lbs

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