Tomberlin CrossFire 150 - Fastener Torque Specifications

NUTS AND BOLTS
Nuts and bolts should be checked to ensure that they are tight before every ride..
Because frequent operation can cause the kart’s nuts and bolts to loosen, they should be checked and tightened
often. When tightening nuts/bolts, please reference the chart below.
TIGHTENING TORQUE CHART
Tables
FASTENER
Thread Size
TORQUE
(ft/lbs/in lbs)
T O R Q U E
(Nm)
5 mm bolts and nuts
39-52 in lbs
4.5-6 Nm
6mm bolts and nuts
69-104 in lbs
8-12 Nm
8mm bolts and nuts
13-18 ft lbs
18-25 Nm
10 mm bolts and nuts
22-29 ft lbs
30-40 Nm
12 mm bolts and nuts
36-43 ft lbs
50-60 Nm
4 mm screws
22-30 in lbs
2.5-3.4 Nm
5mm screws
30-43 in lbs
3.5-5 Nm
6 mm hex bolts
87-121 in lbs
10-14 Nm
8 mm hex bolts
17-22 ft lbs
24-30 Nm
10 mm hex bolts
25-32 ft lbs
35-45 Nm
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