LYCOMING ENGINES

Match your engine type to an E-Z Heat product.
Then find the product at the bottom of the page.

E-Z Heat engine heaters will reasonably follow a contour, such as, on an oil tank.  The heater cannot be installed over embossed numbers, ridges, or detents in the oil sump.

DOWNLOADS
ENGINE TYPE
COMPATIBLE HEATER MODELS
Lycoming Service Letter
FAA Compliance Letter
440, 441 & 470 Template
442 Template
442 Installation
540 & 270 Template
540 Installation
154 156 912 Template
O-235 & O-290
O-320 & IO-320B1A
(except H & rear carb.)
O-320
(H2AD & rear carb.)
O-360
IO-360 A & C Series
& M1A Series
IO-360 Other Series
440
440 or 441
440 or 270
440 or 441
442
Placement Hints
Placement Hints
Placement Hints
Placement Hints
440 or 441

IO-390            156

           O-435
IO-470 & O-540
440
440 or 441
Cold Weather Application
O-540 L3B if in a 182RG
154 or 912
IO-540 A, B, E, G, K, M, S, & P
TIO-540
(except C)
TIO-540 C, D & TIO-540C
IO-720
cast sump
540
540
441 or 440
470
540