Seller notes

This listing is for ONE () Heavy Duty, Medium Thick (0.040") primary chain cover gasket to fit the BSA A50, A65 and the A70 twin models. This would include the Royal Star, Thunderbolt and Lightning. The BSA part number this gasket replaces is 71-1432. These USA manufactured gaskets offer great heat and oil resistance. They can be re-used if applied with a little grease. Properly installed they will last for years. We do not recommend using any type of silicone sealer on this gasket unless you pl...

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