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MC9851070-2 (mc9851070-2--mas.jpg)
MC9851070-2 (mc9851070-2--mas.jpg)

MC9851070-2, VALVE, Fuel Selector

Part # MC9851070-2

VALVE, Fuel Selector


$1,937.76
Retail Price: $3,812.87
Expected ship date is 02-25-2027.

Product Details

Specifications

Approval
FAA PMA
Condition
New
Manufacturer
McFarlane Aviation
Dimensions
L: 4.75 x W: 3.25 x H: 3.25 in
Weight
0.3063 lbs
Unit of Measure
Each
McFarlane Part Number
MC9851070-2

Product Description

Fuel Selector & Fuel Shut-Off Valves for Cessna Aircraft

New Fuel Selector Valve Assemblies

FAA-PMA approved for Cessna 150 thru 195 aircraft

  • Better corrosion resistance
  • Improved O-ring retention
  • More balanced fuel flow

Why not just repair my valve?
Many of the original valves have too much damage to be repaired cost-effectively. The original Cessna fuel valve that started in model 170 was a simple but ingenious cam ball design that has proven very reliable over the years. McFarlane has repaired a lot of these original Cessna valves, and we know them well. However, we are now rejecting a big percentage of the valve cores sent to us. A lot of them have corrosion damage in the main body that is too severe to fix, or the O-ring retention area is damaged and too rough to seal. Many of the fittings are corroded through. The cam bearing is brass and easily corrodes the aluminum alloy cam.

Fuel Valves group (fuel-valves-group.png)


Overhauled Fuel Selector & Fuel Shut-Off Valves

Repaired assemblies available for Cessna 150 thru 320 aircraft

  • Overhauled by experienced technicians
  • Cleaned, inspected, and assembled with all fluorocarbon O-rings, seals, gaskets, hardware, and parts as required
  • Pressure tested for leaks and evaluated for proper fuel flow

Fuel Valve Repair


Seal kits, repair kits, and replacement components also available!

Seal kits and repair kits are available for varying Cessna 150 thru 320 aircraft. Replacement components are available for all new McFarlane fuel valve assemblies.

  • Seal kits include all necessary O-rings and/or gaskets
  • Repair kits include all required hardware, seals, springs, O-rings, roll pins, washers, screws, balls, and plug
  • Replacement components available include covers, rotors, bodies, pins, and seals

To order components, go to Seal Kits, Repair Kits, or Replacement/Service Parts


WARNING: Cancer and/or Reproductive Harm - California Proposition 65 Resources

Eligible Aircraft
Make Model Start S/N End S/N Quantity Per Aircraft Location Eligibility Chart
Cessna 150M150MS/N 15078506 – 1507940515079405Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna A150MA150MS/N A1500685 – A1500734A1500734Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna F150MF150MS/N F15001339 – F15001428F15001428Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna FA150M (when equipped w/FKA150-2311 & FKA150-2316)FA150M (when equipped w/FKA150-2311 & FKA150-2316)S/N FA1500312 – FA1500336FA1500336Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna 152152S/N 15279406 – 1528603315286033Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna A152A152S/N A1520735 – A1521049A1521049Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna F152F152S/N F15201429 – F15201980F15201980Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna FA152FA152S/N FA1520337 – FA1520425FA1520425Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cessna A185FA185FS/N 18503154 – 1850444818504448Quantity Per Aircraft 1Location Fuel Selector ValveEligibility Chart 7433
Cross Reference

Reference only: Please verify the product is eligible for your aircraft before adding to your cart.

  • 9851070-2
FAQs

How do I keep contaminants out of my fuel system?

The fuel selector valve works in unscreened fuel. Contaminated fuel can cause selector valve seal damage. When fueling from possibly contaminated fuel sources McFarlane recommends the use of a fuel filter, such as Mr. Funnel or another filtering device, to reduce trash in the fuel system.

What pressure is used to test the fuel selector valves after repairs?

We pressure test our repaired valves to a minimum of 5 psi using precision controlled air pressure and a calibrated low pressure indicator. This pressure is above the normal fuel pressure on the valve and below the limits of the springs in the valve. Each valve is submerged in Stoddard solvent while the air pressure is applied to the valve. The valves are then tested in each position to assure that there are no inter-port or external leaks. Leaks are detected by looking for air bubbles escaping from the valve.

How do I know when to replace or service my fuel selector valve?

The most common indication of external fuel valve leaks is the smell of avgas in the cabin. Most valves are located under the cabin floor. Fuel stain on the valve and drain plug or drain valve or on the belly of the aircraft can also indicate external leakage. External leaks are generally around the actuation valve stem. Internal leaks are detected when the fuel is turned off and fuel continues to drip during fuel system maintenance. Inner port leakage will allow fuel from one tank to leak into another fuel tank. This type leak is difficult to detect. Fuel transfer from one tank to another with the fuel valve selected to one tank only will indicate inner-port leakage. An extended period of time is needed to detect fuel transfer from one tank to another. Generally if internal leakage is detected when servicing the fuel system, it is likely there is also inner-port leakage. 

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