Chapter 3
64
The bore of "large-bore" valves is
3 times
greater than
the "standard bore".
The bore of "super large bore" valves is
12 times
greater than the "standard bore".
With the development of vehicles and EM tyres,
the use of super large bores (SLB) provides a quicker,
more effective service.
BORE DIAMETER GAUGE:
Large bore (LB): 5 mm (0.19“)
Super large bore (SLB): 11 mm (0.44“)
1...,54,55,56,57,58,59,60,61,62,63 65,66,67,68,69,70,71,72,73,74,...253