Genuine Poulan/Weedeater Authorized Substitution : The part number 507431155 has been changed to 530091878. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431161 has been changed to 507431164. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 50743116818 has been changed to 5074315548. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 5074311688 has been changed to 5074315548. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 5074311746 has been changed to 5074315548. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 5074311748 has been changed to 5074315548. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431185 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 507431186 has been changed to 507432911. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431191 has been changed to 507476582. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431192 has been changed to 507433185. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431193 has been changed to 507431596. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431195 has been changed to 507433102. While the new part may look different, it is a manufacturer approved substitution.

Genuine Poulan/Weedeater Authorized Substitution : The part number 507431202 has been changed to 507476072. While the new part may look different, it is a manufacturer approved substitution.