PISTON RINGS .40 (~.016") OVER

248-11601-40-00 PISTON RINGS .40MM OVER (OLD PART # 479-11601-40-00) FITS MODELS: AT1B - 1970 AT1C - 1971 AT1E - 1969 AT1M - 1969 AT1MX - 1971 ATM1B - 1970 CT1B - 1970 CT1C - 1971