Replace your caliper pistons for the last time. Quality Spares stainless steel pistons will not rust. They are made of the strong 316 stainless steel. Best available anywhere. Made in Canada.
Replaces Girling 64325873 for the Rear of Lotus Elan 1963-1973
You can find the rebuild kit for these calipers Here
Price is PER
Photo for reference purposes only, actual caliper piston may vary.