Cessna 401 / 401A Instruments Inc. Dual Tachometer P/N 511-01 (1123-890) shipping_upsground_25 P/N 0543011-7

P/N 0543011-7

Cessna Fastener

Rubber boot has some damage

P/N 0850442-4

P/N 0851121-13

Cessna 401 / 401A Instruments Inc. Dual Tachometer P/N 511-01 (1123-890) shipping_upsground_25 P/N 0543011-7Cessna 401 401A Instruments Inc. Dual Tachometer. P N 511 01, C668017 0101. S N 596. Removed in good condition from a parted out 1969 Cessna 401A N401GS, S N 401A 0063. TTAF 14,726. 8. We are unable to test this unit, however, we are selling this unit with a 30 day warranty. Guaranteed to pass inspection or your money back. 30 Day Money Back Guaranteed less shipping costs. It is the buyer's responsibility to determine the parts suitability for