Genuine Poulan/Weedeater Authorized Substitution : The part number 507476537 has been changed to 530049490. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 5074765371 has been changed to 530049490. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476539 has been changed to 5074765391. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476541 has been changed to 507476630. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476551 has been changed to 507476438. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476552 has been changed to 507476459. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476553 has been changed to 507476461. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476556 has been changed to 507476618. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507476557 has been changed to 507476621. While the new part may look different, it is a manufacturer approved substitution.