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LATER TYPE ES2 PISTON USED BETWEEN 1956 AND 1962. THESE HAVE A SLIGHTLY HIGHER CROWN HEIGHT THAN THE EARLIER 7915 RANGE OF PISTONS. CAN BE USED ON THE EARLIER MODELS TO ACHIEVE A SLIGHTLY HIGHER COMPRESSION RATIO.
FITS: SINGLES
CROWN HEIGHT, CENTRE OF GUDGEON PIN TO TOP OF PISTON .938" + .438" = 1.375" (35MM)
OVERALL LENGTH (THRUST FACES) 2.561", 2 9/16" (65MM)
CROWN IS FLAT WITH A CHAMFER AROUND THE PERIMETER AND VALVE CUTOUTS.
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