Beta RR 125 LC - Engine Specifications

ENGINE SPECIFICATIONS
Valve opening temperature 80.5–83.5 °C (176.90–182.30 °F)
Valve full open temperature 95.0 °C (203.00 °F)
Valve lift (full open) 3.0 mm (0.12 in)
Radiator core
Width 128.0 mm (5.04 in)
Height 258.0 mm (10.16 in)
Depth 24.0 mm (0.94 in)
Water pump
Water pump type Single suction centrifugal pump
Reduction ratio 19/38 (0.500)
Spark plug (s)
Manufacturer/model NGK/CR8E
Spark plug gap 0.7–0.8 mm (0.028–0.031 in)
Cylinder head
Volume 9.90–10.50 cm³ (0.60–0.64 cu.in)
Warpage limit 0.03 mm (0.0012 in)
Camshaft
Drive system Chain drive (left)
Camshaft lobe dimensions
Intake A 30.225–30.325 mm (1.1900–1.1939 in)
Limit 30.125 mm (1.1860 in)
Intake B 25.127–25.227 mm (0.9893–0.9932 in)
Limit 25.027 mm (0.9853 in)
Exhaust A 30.232–30.332 mm (1.1902–1.1942 in)
Limit 30.132 mm (1.1863 in)
Exhaust B 25.065–25.165 mm (0.9868–0.9907 in)
Limit 24.965 mm (0.9829 in)
Camshaft runout limit 0.030 mm (0.0012 in)
Timing chain
Model/number of links DID SCR-0404SV/96
A
B