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PIPER
PA34-200T
SENECA II

TOP PROP PERFROMANCE
CONVERSIONS

STC Number

SA1118SO

Applicable Aircraft

Engines

PA34-200T

(L)TSIO-360-E, -EB

 STC Kit Contents

Number

1 3-Bladed Propeller
1 3-Bladed Propeller
2 Polished Spinner
1 STC Paperwork

PHC-C3YF-2KUF / FC7663-2R
PHC-C3YF-2LKUF / FJC7663-2R
C4558-3P
SA1118SO

Specifications:

Propeller Part Number
Propeller Part Number
Number of Blades
Blade Design
Installed Propeller & Spinner Weight
Installed Propeller & Spinner Weight
Maximum Diameter
Minimum Diameter
TBO

PHC-C3YF-2KUF / FC7663-2R
PHC-C3YF-2LKUF / FJC7663-2R
3
Round
+32 pounds over 2-bladed Hartzell (propeller and spinner)
-5.2 pounds from 3-bladed McCauley (propeller and spinner)
76 in.
75 in.
2400 hrs/ 6 years
(whichever occurs first)

Placards:

"Avoid cont. ops. btwn. 2000-2200 rpm above 32"."
"Avoid grd ops. cross/tail wind>10 kts 1700-2100 rpm.

Replaces

Hartzell BHC-C2YF-2C(L)UF/FJC8459-8R
McCauley C502/C503

Options:

1) Electric De-Ice
2) Electric De-Ice

67-195-1 when replacing 3-blade
67-195 when replacing 2-blade

Advantages:

Vs. 2-bladed Hartzell
Better take-off and climb performance
Improved looks
Removes placards

Vs. 3-bladed McCauley
Less expensive
Longer TBO