1936-' 84 Harley-Davidson big twin models. The modern alloys used in
these pistons, coupled with the advanced skirt profiles, result in low
engine noise and long engine life that could only be achieved with cast
pistons in the past.
106-5503 / Standard
106-5505 / +.020
106-5506 / +.030
106-5775 / +.040
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