LCT 79cc - Torque Specifications

Copyright © 2018 Liquid Combustion Technology, LLC LCT Engine Service Manual: 79, 136, 179, 208, 254, 291, 306, 369, 414 & 420cc 13
Torque Specifications
Item
79cc Torque
(N.M)
136cc Torque
(N.M)
179cc Torque
(N.M)
208cc Torque
(N.M)
254cc Torque
(N.M)
Oil Drain Bolt 31 (270-280 in-lbs.) 31 (270-280 in-lbs.) 31 (270-280 in-lbs.) 31 (270-280 in-lbs.) 31 (270-280 in-lbs.)
Oil drain extended tube
(if equipped)*
NA 36 (320-330 in lbs.) 36 (320-330 in lbs.) 36 (320-330 in lbs.) 36 (320-330 in lbs.)
LOS Switch Mtg Bolts NA 8 (71 in-lbs.) 8 (71 in-lbs.) 8 (71 in-lbs.) 8 (71 in-lbs.)
Spark plug 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.)
Carburetor Mtg Studs 8-12 (71-106 in-lbs.) 8-12 (71-106 in-lbs.) 8-12 (71-106 in-lbs.) 8-12 (71-106 in-lbs.) 8-12 (71-106 in-lbs.)
Exhaust Studs 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.)
Connecting rod bolt 12-14 (106-124 in-lbs.) 12-14 (106-124 in-lbs.) 12-14 (106-124 in-lbs.) 12-14 (106-124 in-lbs.) 12-14 (106-124 in-lbs.)
Ignition Coil mtg bolts 10-12 (86-106 in-lbs.) 10-12 (86-106 in-lbs.) 10-12 (86-106 in-lbs.) 10-12 (86-106 in-lbs.) 10-12 (86-106 in-lbs.)
Valve adjustment lock-
ing nut
10 (86 in-lbs.) 10 (86 in-lbs.) 10 (86 in-lbs.) 10 (86 in-lbs.) 10 (86 in-lbs.)
Governor Arm locking
bolt
8 (71 in-lbs.) 8 (71 in-lbs.) 8 (71 in-lbs.) 8 (71 in-lbs.) 8 (71 in-lbs.)
Carburetor mtg nut
(summer/winter)
7 (62 in-lbs.) 7 (62 in-lbs.) 7 (62 in-lbs.) 7 (62 in-lbs.) 7 (62 in-lbs.)
Muffler mtg nut 20 (172 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.) 20-24 (177-212 in-lbs.)
Rocker Arm mtg stud 8 (71 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.) 20-25 (177-222 in-lbs.)
Crankcase PTO Cover
bolts
12-14 (106-120 in-lbs.) 24-26 (212-230 in-lbs.) 24-26 (212-230 in-lbs.) 24-26 (212-230 in-lbs.) 24-26 (212-230 in-lbs.)
Cylinder Head Bolts 30 (22 ft-lbs.) 36 (27 ft-lbs.) 36 (27 ft-lbs.) 36 (27 ft-lbs.) 38-42 (28-31 ft-lbs.)
Flywheel nut 60 (44 ft-lbs.) 75-80 (55-59 ft-lbs.) 75-80 (55-59 ft-lbs.) 75-80 (55-59 ft-lbs.) 84-86 (62-64 ft-lbs.)
Valve Cover mtg bolt(s) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Fuel Tank mtg bolts 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Speed Control mtg
bolts
6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Recoil Starter mtg bolts 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Electric Starter mtg
bolts
NA 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Blower Housing mtg
bolts
6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
Sheet Metal mtg bolts 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.) 6-10 (52-86 in-lbs.)
*Torque values are with thread locking compound applied to the threads.