See part D-503 77 98-01 in the diagram

Valve 503779801

Works with your model 390!

$19.42

Works with your model 390!

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This part works with the following brands:

This part works with the following products:

Part# 503779801 replaces these:

503779801, 505316613,

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This part works with the following models:

ERP Number: ERP8990669
Manufacturer Part Number: 503779801

Brand	Model Number	Description
Jonsered	2095	Chainsaw - Chain Saw
Husqvarna	265RX	Brush Cutter - 265 Rx (2001-07)
Husqvarna	265RXEPA	Trimmer - Husqvarna String Trimmer Model 265RXEPA Parts
Husqvarna	268K	Lawn Tractor Accessories - 268 K (1997-01)
Husqvarna	272K	Concrete Saw - Power Cutter
Husqvarna	272S	Stump Grinder - Stump Grinder
Husqvarna	281	Chainsaw - 281 (20000600001-20014000000)
Husqvarna	288	Chainsaw - 288 (20000600001-20014000000)
Husqvarna	288EPA	Chainsaw - Chainsaw
Husqvarna	385	Chainsaw - Chain Saw
Husqvarna	385EPA	Chainsaw - 385 Epa (2003-10)
Husqvarna	385XP	Chainsaw - 385 Xp (20051000001-20064000000)
Husqvarna	385XPEPA	Chainsaw - 385 Xp Epa, 20011300001-20034000000
Husqvarna	390	Chainsaw - Chain Saw
Husqvarna	390EPA	Chainsaw - Chainsaw
Husqvarna	390XP-XPG-XPW	Chainsaw - Chainsaw
Husqvarna	390XP/	Chainsaw - 390xp/Xpg/Xpw (20064100001-20101900001)
Husqvarna	395	Chainsaw - Chainsaw
Husqvarna	395EPA	Chainsaw - Chainsaw
Husqvarna	395XP	Chainsaw - Chain Saw
Husqvarna	395XP/	Chainsaw - 395 Xp/Xpg (20010100001-20034000000)
Husqvarna	395XPEPA	Chainsaw - Chainsaw
Jonsered	CS2186	Chainsaw - Chain Saw
Jonsered	CS2186EPA	Chainsaw - Chain Saw
Husqvarna	K650CUT-N-BREAK	Circular Saw - Cut-Off Saw
Poulan	KS412	Chainsaw - Gas Chainsaw