1/4-20 (C)
 1/4-28 (F)
5/16-18 (C)
5/16-24 (F)
 3/8-16 (C)
 3/8-24 (F)
7/16-14 (C)
7/16-20 (F)
 1/2-13 (C)
 1/2-20 (F)
9/16-12 (C)
9/16-18 (F)
 5/8-11 (C)
 5/8-18 (F)
 3/4-10 (C)
 3/4-16 (F)

 70 in. lb. /  6 ft. lb.
 85 in. lb. /  7 ft. lb.
150 in. lb. / 13 ft. lb.
165 in. lb. / 14 ft. lb.
260 in. lb. / 22 ft. lb.
300 in. lb. / 25 ft. lb.
 35 ft. lb.
 45 ft. lb.
 50 ft. lb.
 70 ft. lb.
 75 ft. lb.
100 ft. lb.
110 ft. lb.
140 ft. lb.
150 ft. lb.
200 ft. lb.

115 in. lb. / 10 ft. lb.
140 in. lb. / 12 ft. lb.
250 in. lb. / 21 ft. lb.
270 in. lb. / 23 ft. lb.
 35 ft. lb.
 40 ft. lb.
 55 ft. lb.
 75 ft. lb.
 80 ft. lb.
105 ft. lb.
125 ft. lb.
165 ft. lb.
180 ft. lb.
230 ft. lb.
245 ft. lb.
325 ft. lb.

165 in. lb. / 14 ft. lb.
200 in. lb. / 17 ft. lb.
350 in. lb. / 29 ft. lb.
 30 ft. lb.
 50 ft. lb.
 60 ft. lb.
 80 ft. lb.
105 ft. lb.
115 ft. lb.
165 ft. lb.
175 ft. lb.
230 ft. lb.
260 ft. lb.
330 ft. lb.
350 ft. lb.
470 ft. lb.

 14 ft. lb.
 17 ft. lb.
 29 ft. lb.
 35 ft. lb.
 58 ft. lb.
 69 ft. lb.
 98 ft. lb.
110 ft. lb.
145 ft. lb.
160 ft. lb.
200 ft. lb.
220 ft. lb.
280 ft. lb.
310 ft. lb.
490 ft. lb.
530 ft. lb.

Kohler K-Series - Single Cylinder Torque Values and Sequences for Fasteners

Model (Horsepower)		K91 (4hp)	K161 (7hp)	K181 (8hp)	K241 (10hp), K301 (12hp), K321 (14hp), K341 (16hp) and K361 (18hp)
Connecting Rods (See notes 1 & 2)	Posi-Lock (Nut)	-	-	New 140 in. lb./12 ft. lb. Used 100 in. lb./9 ft. lb.	New 260 in. lb./22 ft. lb. Used 200 in. lb./17 ft. lb.
	Capscrew (Bolt)	140 in. lb./12 ft. lb.	200 in. lb./17 ft. lb.		285 in. lb./24 ft. lb.
Spark Plugs		234 in. lb./18-22 ft. lb.	234 in. lb./20 ft. lb.		234 in. lb./20 ft. lb
Cylinder Head (See note 1)
Flywheel Retaining (See note 5)	Nut (See note 1)	45 ft. lb.	80 ft. lb. note 4		5/8" stud - 65 ft. lb. 3/4" stud - 170 ft. lb.
	Screw (3/8" bolt) (See note 1)	250 in. lb.	-		24 ft. lb./35 ft. lb.
Governor Bushing		80 in. lb.	140 in. lb.		110 in. lb.
Grass Screen	Metal	-	70 - 140 in. lb.		70 - 140 in. lb.
	Plastic	-	-		20-30 in. lb.
Oil Pan	Cast Iron (see note 1)	250 in. lb.	Grade 5 - 250 in. lb. Grade 8 - 350 in. lb.		35 ft. lb.
	Sheet Metal (See note 1)	-	-		200 in. lb.
Plastic Fuel Pump Mounting Screws		-	40 in. lb.		40 in. lb.

Note 1 - Lubricate fastener threads with engine oil.
Note 2 - DO NOT overtorque - DO NOT loosen and retorque the hex. nuts on Posi-Lock connecting rods.
Note 3 - Overtorque 20%, loosen below torque value and retorque to final torque value. NOTE: Overtorquing the rod bolts 20% places stress on the threads in a NEW aluminum rod. This allows for proper tightness so the bolts won't loosen later. Torque used rods to 285 in. lbs. and leave them at that.
Note 4 - Prior to Serial No. 23209832 - 45-55 ft. lb.
Note 5 - Flywheel and crankshaft tapers must be clean and dry.
NEW - Component directly from stock. USED - Component that was in a running engine.

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