Early seventies gearboxes use a leaf spring to index the selector cam plate, presumably cheaper to manufacture. It didn’t work very well and they went back to the pre 1970 sprung plunger later on. If the bottom of your gearbox has the long nut underneath the gearbox as in the photo on the left you’re …

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The manual is not helpful in identifying worn plates and springs. It just says if friction plates are 0.75mm thinner than a new plate and the spring free length is more than 2.5mm shorter than a new spring they should be replaced. Last time I did the clutch I replaced plates and springs. A new …

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