IMSA Road Racing Endurance Starter System

⭐ Endurance Starter System — car, driver and crew, all three sides covered. A complete 20-watt road racing and endurance system, ready to go out of the box: one full in-car installation, one driver setup and one crew setup. Choose your crew headset style above — same price all three ways.

What comes in your order

For the car and driver

• 20-watt SRC TH-8600 mobile radio — IP67 waterproof, with the in-car harness jumper built in
• IMSA car harness
• Velcro mount
• Push-to-talk button — with coil cord
• Roof-mount long-range antenna
• IMSA S9 flex boom helmet kit — with built-in helmet speakers

For the crew — spotter side

• SRC F1 5-watt handheld radio — 2600 mAh Li-ion battery and rapid charger — up to 20 hours of use
• SRC crew headset with flex boom — choose the style above, same price all three ways:
  • SRC Over-The-Head
  • SRC F1 Over-The-Head
  • SRC Behind-The-Head
• Kenwood coil cord

The car radio and the crew handheld are programmed to match each other and tested before shipping. Mounting hardware and easy-to-follow instructions are included. Because the car runs a hard-wired mobile radio, there is no battery to change mid-stint.

What you can add

These are not sold through the dropdown on this page — tell us what you want when you order and we will add it:

• Antenna upgrade — UHF Phantom Plus kit for road racing (add $92)
• Hole-mount push-to-talk — Hole Mount (add $48)
• Upgraded ear seals — Gel ear seals (add $25), or leather ear seals (add $20)
• Mic cover upgrade — foam (add $5)
• Headset bag — add $15
• Team radio duffel bag — add $49
• Ear cloths — add $8

Need something not on the list? Aluminum carry cases, 90° hole-mount push-to-talk, roof-mount antennas and additional complete crew systems are all available. Call (805) 650-7223 or email us and we will add them to your order.

Specifications

• Frequency range — UHF 450–470 MHz, programmable
• Transmit power — 20 watts in the car, 5 watts handheld
• Weather rating — IP67 waterproof car radio
• Crew battery life — up to 20 hours of use, rapid charger included
• Signaling — analog CTCSS / DCS privacy codes
• Hearing protection — 24–26 dB NRR racing headsets
• Push-to-talk — steering wheel, shifter, hole-mount or handheld options
• Programming — professionally programmed and tested before shipment
• Built for — road racing, endurance, track days and IMSA-style helmet wiring

Watch it in action

• S9 Digital mic vs M101 — side-by-side comparison — hear the difference in a loud car
• How to install a racing helmet mic & speakers — step-by-step install in a helmet

More install and how-to videos on our SRC YouTube channel.

Why racers buy from SRC

• Trusted by racers for over 35 years
• U.S.-based technical support from people who actually race
• Expandable — add drivers, crew or cars to the same system later
• Manufacturer warranty backed by SRC support
• Fast shipping throughout the U.S. and Canada