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THESE HAVE THE THREADS FOR THE SPLASH GUARDS YES !!

REQUIRES THE CASE HALF'S TO BE BORED OUT TO 56.2-4MM

OR YOU CAN USE OUR BIG BORE CASES THAT ARE FACTORY BORED TO ACCEPT THE 54MM CYLINDERS.

54MM_BORE (63MM/SHORT) ALLOY_CYLINDER (100013) 100013$62.00

54MM_BORE 3_LAYER HEAD_GASKET MOST_50'S_70'S TRX90'S (313A)54MM_BORE 3_LAYER HEAD_GASKET MOST_50'S_70'S TRX90'S (313A)THIS IS FOR 63MM OR 69MM TALL CYLINDERS WITH 54MM BORES

IT IS ABOUT .83MM OR .030" THICK AFTER CRUSH

USE NO SEALERS ON THIS GASKET !! READY TO GO AS IS

313A$8.95