Sullivan Deep Starter Inserts – Fits Standard RC Engine Starters [SUL631]

The Sullivan SUL631 Deep Starter Inserts are precision-molded rubber inserts designed to fit standard RC engine starters, providing a secure grip and smooth engagement with spinner cones and prop hubs. The deep-cup design allows for better contact on larger spinner assemblies, reducing slippage and ensuring reliable starts every time.

Crafted from high-quality, fuel-resistant rubber, these inserts are built to withstand repeated use with glow, gas, and nitro engines. Ideal for replacing worn or damaged inserts, the SUL631 provides dependable performance for modelers who demand consistent and efficient engine starting.

Key Features:

• Part Number: SUL631

• Product Type: Deep starter insert

• Material: Durable, fuel-resistant rubber

• Compatibility: Fits most standard Sullivan and similar electric starters

• Design: Deep-cup style for improved spinner engagement

• Benefits:

  • Provides secure, slip-free contact for engine starting

  • Resistant to fuel, oil, and wear

  • Quick and easy replacement fit

  • Extends the life of your RC engine starter

  • Genuine Sullivan quality and reliability

Ensure smooth, dependable starts every time with the Sullivan Deep Starter Inserts [SUL631]—a must-have for every RC pilot’s field box.