Torque Settings by Location 4 Jan 2026 Auto advance unit 70-8828 / E8828 Bolt UNDEFINED 1/4-26?28?TPI x 2-3/16 (2"U.H., 3/4"thread) (Tool-1/2) Ref# 9  Fig.  6 Page 23 #7 (1969) (Req:1)  Auto advance unit  Torque: 8 LBS  ¹ I measured 26TPI But 1/4 UNF should be 28TPI

Clutch securing nut 21-0586 / S586 Bin L-5 (1/3/0) Nut, locking UNF 9/16-18TPI -Locktite 243 (blue) (Tool-Lock-plate & 7/8") Ref# 1  Fig. 10 Page 31 #7 (1969) (Req:1)  Clutch securing nut  Torque: 50 LBS  ¹ Renew after removing  ² Found not very tight 2016 [BT 2016 68kmi][BT 2015 65kmi]

Con rod 70-6576 / E6576 Bin N7-SM (4/4/0) Bolt UNF 5/16-24TPI Ref# 10 Fig.  1 Page 13 #7 (1969) (Req:4)  Con rod  Torque: 28 LBS  ¹ [bt 86kmi~, see log][CZ 2010 40kmi]

21-2016 / S549 Bin S-M (0/4/0) Nut, locking UNF 5/16-24TPI Ref# 11 Fig.  1 Page 13 #7 (1969) (Req:4)  Con rod  Torque: 28 LBS  ¹ [CZ 2010 40kmi]

Crankcase 14-1445 Stud, TS crankcase junction UNC/UNF 3/8-16TPI/24TPI X 4-1/2 O.A. Ref# 19 Fig.  2 Page 15 #7 (1969) (Req:1)  Crankcase  Torque: 20 LBS  ¹ Crankcase junction stud #7

70-4856 / E4856 Stud, crankcase junction BSC 5/16-26TPI X 5-1/16 O.A. Ref# 33 Fig.  2 Page 15 #7 (1969) (Req:1)  Crankcase  Torque: 20 LBS  ¹ Crankcase junction stud #3

70-2888 / E2888 Stud, crankcase junction BSC 5/16-26TPI X 3-7/8 O.A. Ref# 34 Fig.  2 Page 15 #7 (1969) (Req:2)  Crankcase  Torque: 20 LBS  ¹ Crankcase junct studs #4,5

14-6242 Bolt (TS crankcase junction) UNC 3/8-16TPI X 4 U.H. Ref# 49 Fig.  2 Page 15 #7 (1969) (Req:1)  Crankcase  Torque: 13 LBS

70-5963 / E5963 Stud, crankcase junction BSC 5/16-26TPI X 4-3/4 O.A. Ref# 50 Fig.  2 Page 15 #7 (1969) (Req:1)  Crankcase  Torque: 20 LBS  ¹ Crankcase junction stud #2

Crankshaft, flywheel 70-3907 / E3907 Bolt Ref# 6  Fig.  1 Page 13 #7 (1969) (Req:3)  Crankshaft, flywheel  Torque: 33 LBS

Crankshaft, rotor 70-3977 / E3977 Nut, shouldered BSC 7/16-26TPI - Locktite 243 (blue) (Tool-9/16 BS) Ref# 25 Fig.  1 Page 13 #7 (1969) (Req:1)  Crankshaft, rotor  Torque: 30 LBS  ¹ Lock clutch basket, not brake for accurate torque reading

Crankshaft, T.S. 70-4565 / E4565 Bin N-5 (0/0/0) Nut (crankshaft pinion) UNEF 3/4-20TPI (Tool-5/8W, 11/16BS) Ref# 28 Fig.  1 Page 13 #7 (1969) (Req:1)  Crankshaft, T.S.  Torque: 30/80LBS  ¹ Late '71 models w UN crankshaft threads use nut 71-2877

Cylinder block base 21-0692 / S692 Bin O-2 (0/8/8) Nut UNF 3/8-24TPI 12 points Ref# 3  Fig.  5 Page 21 #7 (1969) (Req:8)  Cylinder block base  Torque: 35 LBS  ¹ Changed originals at 68,800 miles

Cylinder head N3 Spark plug M14-3/4"Reach; Gap .025" (.020 Maint/Repair 650/750 Twins) Ref# 18 Fig. 35 Page 77 #7 (1969) (Req:2)  Cylinder head  Torque: 25 LBS  ¹ Champ N3/N3C NGK B7ES/B8ES Denso W24ESU

70-4771 / E4771 Bin O-3 (1/0/0) Bolt (head bolt) BSC 5/16-26TPI X 3 U.H. (Tool-5/16BS - 1/4W) Ref# 27 Fig.  5 Page 21 #7 (1969) (Req:1)  Cylinder head (center bolt, 9-bolt head)  Torque: 15 LBS  ¹ 13mm sometimes a good fit

70-0327 / E327 Bin O-2 (0/4/4) Bolt (head bolt) BSC 3/8-26TPI X 3-3/8 U.H. (Tool-3/8BS-5/16W) Ref# 25 Fig.  5 Page 21 #7 (1969) (Req:4)  Cylinder head (outer bolt)  Torque: 18 LBS

70-1596 / E1596 Bin O-3 (0/4/4) Bolt (head bolt) BSC 3/8-26TPI X 5-7/8 U.H. (Tool-3/8BS-5/16W) Ref# 38 Fig.  5 Page 21 #7 (1969) (Req:4)  Cylinder head (torque stays)  Torque: 18 LBS

Engine mount plates, stud 39/21 82-7389 / F7389 Nut (Tool-3/4) Ref# 41 Fig. 14 Page 39 #7 (1969) (Req:2)  Engine mount plates, stud 39/21  Torque: 100 LBS

Front brake cam spindle 14-0302 Bin E-1 (0/0/0) Nut, plain UNF 5/16-24TPI (Tool-1/2) Ref# 27 Fig. 19 Page 49 #7 (1969) (Req:2)  Front brake cam spindle  Torque: 20 LBS

Headlight shell 112201 Bin A-6 (3/0/0) Bolt, pivot (Tool-5/16 BS) Ref# 13 Fig. 36 Page 79 #7 (1969) (Req:2)  Headlight shell T120R-TR6R  Torque: 10 LBS

Kickstarter ratchet 21-0594 / S594 Bin K-3 (1/2/0) Nut UNF 9/16-18TPI Thin (Tool-15/16") Ref# 26 Fig.  8 Page 27 #7 (1969) (Req:1)  Kickstarter ratchet  Torque: 45 LBS  ¹ Blue Loctite  ² 2007-loose*2015/65,000*2022/86,000

Lower fork leg spindle 14-0218 Bin F-3 (1/4/2) Bolt UNF 5/16-24TPI X 1-7/16 U.H. Ref# 38 Fig. 17 Page 45 #7 (1969) (Req:4)  Lower fork leg spindle  Torque: 25 LBS  ¹ #7 p39/Ref30 says 1 5/16 U.H.

Mainshaft, gearbox sprocket 57-0440 / T440 Bin K9-S3 (2/4/0) Nut UNDEFINED 1-1/4-(26TPI? BSC?) Flats: 1-11/16" (Feked) (Tool-Z63) Ref# 14 Fig.  8 Page 27 #7 (1969) (Req:1)  Mainshaft, gearbox sprocket  Torque: 50 LBS  ¹ Blue Loctite. Remove w. air wrench.  ² 2008-Finger tight*2015/65,000

Oil pump 21-1906 / S1906 Bin N-9 (0/2/2) Nut, conical UNF 1/4-28TPI Ref# 12 Fig.  3 Page 17 #7 (1969) (Req:2)  Oil pump  Torque: 5 LBS

Primary chaincase cover (stator studs) 21-0544 / S544 Bin K-8 (1/0/0) Nut, domed UNF 5/16-24TPI (Tool-1/2") Ref# 36 Fig. 11 Page 33 #7 (1969) (Req:2)  Primary chaincase cover (stator studs)  Torque: 10 LBS

Rear brake cam lever S1-52 Bin - (2/0/0) Nut BSC 3/8-26TPI Thin (Tool-3/8BS 5/16W) Ref# 34 Fig. 20 Page 51 #7 (1969) (Req:1)  Rear brake cam lever  Torque: 20 LBS

Rear wheel spindle, T.S./D.S. (outside) 82-1747 / F1747 Nut, plain UNEF 3/4-20TPI thickness .436" (7/16) Flats: 1.099" ( < 1-7/64") Ref# 44 Fig. 20 Page 51 #7 (1969) (Req:2)  Rear wheel spindle, T.S./D.S. (outside)  Torque: 90 LBS  ¹ Outside nuts on T.S./D.S.

Rocker box 21-1875 / S1875 Bin O-3 (1/1/1) Bolt UNC 1/4-20TPI X 2-5/32 U.H. (Tool-3/16W 1/4BS) Ref# 36 Fig.  5 Page 21 #7 (1969) (Req:4)  Rocker box  Torque: 5 LBS  ¹ I snapped original

82-0879 / F879 Bin E-4 (3/0/0) Nut BSC 1/4-26TPI (Tool-1/4BS 3/16W open) Ref# 34 Fig.  5 Page 21 #7 (1969) (Req:6)  Rocker box mount stud  Torque: 5 LBS  ¹ 6 in parts, but 3 are wrong size

Rocker oil feed pipe 70-1435 / E1435 Bin O-6 (2/2/2) Nut, domed BSC 3/8-26TPI (Tool-3/8BS 5/16W) Ref# 34 Fig. 23 Page 55 #7 (1969) (Req:2)  Rocker oil feed pipe  Torque: 22 LBS  ¹ Mismatch alert: changed to 24TPI (UNF) in 1973

Stanchion tube 97-2290 / H2290 Bolt, pinch UNF 3/8-24TPI X 2-1/4 U.H. (Tool-9/16) Ref# 4  Fig. 17 Page 45 #7 (1969) (Req:2)  Stanchion tube  Torque: 25 LBS

97-2245 / H2245 Nut UNEF 1-3/16-20TPI (1-1/2" across flats) Ref# 33 Fig. 17 Page 45 #7 (1969) (Req:2)  Stanchion tube cap  Torque: 80 LBS

14-1303 Nut, locking UNF 3/8-24TPI thin Cleveloc (Tool-9/16) Ref# 6  Fig. 17 Page 45 #7 (1969) (Req:2)  Stanchion tube pinch bolt 45/4  Torque: 25 LBS

Stator studs 14-0702 Bin E-3 (3/0/0) Nut, locking UNF 5/16-24TPI thin Philidas (Tool-1/2" deep socket) Ref# 23 Fig. 11 Page 33 #7 (1969) (Req:3)  Stator studs  Torque: XXLBS/FT  ¹ WS Manual specifies 20lbs/ft torque - way too much according  ² to those who should know

Swinging fork 21-0620 / S620 Bolt UNF 9/16-18TPI X (8-5/8 U.H.)(9-1/4) (Tool-7/8) Ref# 8  Fig. 13 Page 37 #7 (1969) (Req:1)  Swinging fork  Torque: 45 LBS  Orient: Bolt head to T.S.

21-0545 / S545 Nut UNC 9/16-12TPI (Tool-15/16) Ref# 10 Fig. 13 Page 37 #7 (1969) (Req:1)  Swinging fork, bolt 37/8  Torque: 45 LBS

Timing cover 60-2133 / D2133 Switch, oil pressure 27tpi 1/8"NPS(Straight) except early '69 - 1/8"NPT(Tapered) (Tool-5/16 BS) Ref# 23 Fig.  6 Page 23 #7 (1969) (Req:1)  Timing cover  Torque: DON'T OVR!  ¹ Bonnie's: Smith Industries 44-3 PS 5300 107

Upper yoke 21-0684 / S684 Bin I-1 (1/0/0) Bolt, pinch UNF 3/8-24TPI X 1-11/16 U.H. Ref# 15 Fig. 17 Page 45 #7 (1969) (Req:1)  Upper yoke  Torque: 15 LBS

21-0685 / S685 Bin I-2 (1/0/0) Nut, seated UNF 3/8-24TPI Ref# 16 Fig. 17 Page 45 #7 (1969) (Req:1)  Upper yoke pinch bolt  Torque: 15 LBS

Zener diode 99-0590 LUCAS 49345 Bin A-1 (0/1/1) Zener diode Ref# 43 Fig. 35 Page 77 #7 (1969) (Req:1)  Zener diode  Torque: 1.5 LBS  ¹ Original removed 2015 [Podtronics]

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