Cessna 170 A-B and 172 A Skyhawk

Heater-muffler, LH

Call for Availability +1 405-672-1361 Ext 314
  • Year(s): 1948-1960
  • Engine(s): Continental O-300
  • Nicrocraft Part Number: 221-9
  • OEM Part Number: 0550157-9
  • Condition: NEW. FAA-PMA Approved
Product Details

Nicrocraft’s FAA-PMA Left Hand Heater-muffler is eligible for installation on all 1948-1960 Cessna 170, 170A, 170B, 172, 172A Skyhawks with Continental O-300 engines.

Eligible Serial Numbers
  • All with Continental O-300 / C-145 with Hanlon & Wilson style. S/N 20267 thru 25372 use 221-9 for LH and RH mufflers
Material Type
  • Stainless Steel

    This Heater-muffler, LH for Cessna 170, 170A, 170B, 172, 172A Skyhawks is constructed of heat resistant 321 stainless steel.

Starts at Date of Installation
12-Month, Unlimited-Hours

Step-by-step Tips for Aircraft Exhaust Inspection

To ensure the continued performance and safety of your aircraft exhaust parts and to prevent disasters such as carbon monoxide poisoning, loss of engine power, or fire, it is critical to perform thorough inspections on a regular basis. In this checklist, we'll walk through some key inspection steps to help you effectively ensure your parts are in good, functional condition every time you take to the skies.