Key Features

• Genuine Briggs & Stratton replacement part designed to OEM standards for precise fit and dependable compatibility.
• Correct OEM recoil tension ensures smooth rope return and controlled pull-start operation.
• Durable spring construction designed to withstand repeated starting cycles and regular use.
• Restores reliable manual starting by replacing weakened or broken recoil springs.
• OEM Part Reference 390066 for accurate identification and confident ordering.
• Compatibility note: fitment can vary by engine model and starter assembly; verify your engine model number and the existing part before ordering.
• Suitable for lawnmowers and outdoor power equipment powered by Briggs & Stratton engines (Classic, Sprint, Quattro, 400/450/500 Series, and selected 600 Series).

Product Details

• Product Type: Recoil Starter Spring
• Brand: Briggs & Stratton
• Part Number: 390066
• Compatibility: Suitable for selected Briggs & Stratton engines (check model fitment)
• Application: Recoil / pull-start system repair

Compatibility

• Classic Series engines
• Sprint Series engines
• Quattro Series engines
• 400 / 450 / 500 Series engines
• Selected 600 Series engines
• Note: Recoil spring fitment can vary by engine model and starter assembly. Always check your engine model number and existing part before ordering.