Lycoming

Set Screw #10-32 X .25 Long

AN5-21 Bolt Drilled Shank 5/16" Diameter, Grip Length 2-7/32", Nominal Length 1-11/16", AN5-21, Sold Each   OEM or PMA? Your Choice! See Related Products below for equivalent parts. The best way to find a part? Use the Search box at the top...

AN4 Bolt Undrilled Shank, Grip Length 3-9/16", Nominal Length 4-1/32" Bolt, Hex Head Bolt Undrilled. (5 Per Pack) - AN4-40A Undrilled Shank. No hole in shank - "A" means hole is absent.   OEM or PMA? Your Choice! See Related Products...

AN4 Bolt Undrilled Shank, Grip Length 1/16", Nominal Length 15/16", AN4-3A Undrilled Shank. No hole in shank - "A" means hole is absent. (Pack of 50)   OEM or PMA? Your Choice! See Related Products below for equivalent parts. The best...

Cotter Pin

Nut #6-32 Self Locking, Sold Each

Nut .250-28Unf-3B Plain - Castel, Sold Each              

Bolt - AN3-14, AN3 Bolt Drilled Shank 3/16" Diameter, 1032 Thread Aircraft bolt. Grip Length 1-1/8", Nominal Length 1-17/32", (10 per pack)     OEM or PMA? Your Choice! See Related Products below for equivalent parts. The best way to...

AN3 Bolt Drilled Shank, Grip Length 3/4", Nominal Length 1-5/32", (100 per pack ) - AN3-11   OEM or PMA? Your Choice! See Related Products below for equivalent parts. The best way to find a part? Use the Search box at the top. Search for the...

Nut .4375-20 Plain Slotted, Sold Each

Packing

Packing

Bearing-Prop Drive Gear-Rear. Sold Each

Bolt-Connecting Rod

Kit-Seal & Gasket Set   Engine Applications: TIO-541-E1A4

Lycoming Major Overhaul Gasket Sets do include the front crank seal. They also include the crank gear bolt lock tab –but NOT the bolt.  They do not include rubber hoses (drain backs or intakes).   Engine Applications: IO-540-A Series...