Genuine Poulan/Weedeater Authorized Substitution : The part number 507431488 has been changed to 507431673. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431489 has been changed to 507430887. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431490 has been changed to 507433158. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431493 has been changed to 507430993. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431535 has been changed to 507100126. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431553 has been changed to 507432734. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431585 has been changed to 952-030150. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431589 has been changed to 507432296. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431590 has been changed to 507476369. While the new part may look different, it is a manufacturer approved substitution.