Kevin and Andrew,
I would have used a PTFE packing as it has a lower coefficient of friction and no lubricant to contaminate brake surfaces or attract abrasives to wear the seal path on the backplate. Original was a dry asbestos, so PTFE is a superior substitute.
regards, Richard
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Richard
1943 Bedford QLD lorry - 1941 BSA WM20 m/cycle - 1943 Daimler Scout Car Mk2
Member of MVT, IMPS, MVG of NSW, KVE and AMVCS
KVE President & KVE News Editor
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