ES2 PISTON +20 COMPLETE (HIGH COMPRESSION)

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.