REMARKS :
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- bearing diameters: 42.42 - 41.82 - 41.23 - 40.62 - 36.92mm (small bearings)
- 8mm valves
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a) engine TU24, 8mm valve stem (205 Rally): springs [ref. PAC-S99843] on retainers [ref. 99377]
b) other TU engines, 7mm valve stem: springs [ref. PAC-S10011] on retainers [ref. 99316]