Arrowhead Hydrofest

* $20 first boat, $15 every other boat

* Entry deadline September 20, 2024 for trophies 

* 4 Rounds of Racing

* Winner take all final in 1/8 Scale, 1/6 Gas Scale, & 1/8 scale FE (1/6 Gas Scale will follow all 1/8 Scale rules.

* 2 minute start clock

* 1:00 clock for FE, Boats in the water, then clock starts

* Classes must meet 3 boat minimum to make a race class

* Classes without 3 boat minimum is subject to cancellation and refund

* Trophies awarded for 1st, 2nd, 3rd for classes with 5 boats, 1st place only for classes with 3 boats

* Open water Friday, October 4, 2024 from 10 till 5pm

*THERE WILL BE NO OPEN WATER ON THURSDAY October 3

* All IMPBA rules strictly enforced. IMPBA must be current and you must be checked in prior to putting any boat in the water

* Wristbands will be given for all registered competitors

* Drivers meeting 8:30am

* Trophies for 1/8 scale & 1/6 gas scale concourse

* * We will use the electric rules currently being used by the D14 Madison Club

P FE Limited Power Package Rules

* The P FE package will be applied to any IMPBA B (Nitro) class boat hull. Be it Sport 20, B Tunnel, Mono, or Hydro.

* Classes can be combined or seperated as needed

Power Source:

* 1 single pack or 2 - 4S packs in parallel or 2 - 2S lipo batteries in series

* Fully charged pack(s) cannot exceed 16.8 volts

ESC:

* No restrictions

Motor:

*Motor cannot be modified

*Must be under 37x61mm

*Must be from one of the following 4 manufacturers

1. SSS
2. Leopard
3. TP Power
4. Dynamite (from RTR UL-19)

* KV is optional (too low you'll be safe but short on RPM and too high creates lots of heat

Prop:

* Prop cannot exceed 45mm in diameter, 2 or 3 blade

1/8 Scale FE

*4092 motor size

*Any size ESC

* 8S only

* KV and prop size follow NAMBA rules