Classes

Classes shall be determined by engine swept volume measured in or parts of a cubic cm and are as described below. For more detailed information go to Rule Book

Engine Classes for mono/hydro/tunnel hulls

A class. Up to 3.5 cc Glow Fuel
B class. 3.51 cc to 7.55 cc Glow Fuel
C1 class 7.55 cc to 10.00 cc Glow Fuel mono hull only
Engines must be of Aircraft origin with front induction and side exhaust.
C2 class. 10.01 cc to 16.60 cc Glow Fuel
P1 class. Up to 23.00 cc Petrol only
P2 class. 23.01 cc to 27.00 cc Petrol only
P3 class 27.01 cc to 52 cc Petrol only
Open class. 52 cc maximum Petrol,  36 cc maximum Glow

Open Oval will be the only event Open Class powered craft can enter at NZMPBA national Championships.

Scale Hydro Classes

Sport 45 Hydroplanes
C Scale Hydroplanes, engines to 11cc Register

ELECTRIC CLASS      

N2 LIMITED SPORT OFFSHORE (N2-LSO 7.4Volt Max)                                                                                        
MOTOR/CELL OPTIONS
a). Brushless motor 5200kv's or under and “S” 540 can size motor (in-runner), e.g. Feigao 7S, 8S
Motors not allowed in class Neu, Hacker, Mega, Aveox, Lehner
Motor Controller is open
b). 2S 7.4Volts Lithium Polyer (Lipo) Batteries or 6 cells Ni-chemistry 7.2Volts  1P or 2P 12000mah total max.
c). Offshore hulls must be a Deep-Vee (16 to 28 degree “V” angle) or an Offshore Catamaran type hull. The windshield or cockpit will be located no further forward than 65% of the hull’s length when measured from the transom.
d). Freeboard, as measured at the tallest point on the side of the hull, will not be less than 25mm.
e). Stepped hulls and flat keel ride pads will be allowed on both Deep Vee and Catamaran type hulls.
f). Closed cockpits must have windshields. Windshields can either be clear, tinted or colour. Open cockpits must have drivers.
g). All efforts should be made to colour and number hulls in the spirit of real offshore racing. However, this class is intended to be standoff scale class.
h). Safety Loops and isolating switches are optional.
i). No gear boxes allowed
j). NZMPBA electric class racing rules will apply (4 Laps max)
k). Minimum hull length 20 inches.  (508 mm)

  LIMITED P CLASS HYDRO (14.8Volt Max)

 MOTOR/CELL OPTIONS
a). 12 cell Ni-Chemistry 14.4Volt or Li-polymer batteries (Lipos) 4S1P 12000mah max or 4S2P 12000mah 14.8Volts Max.
b). Power in this Class will be brushless “L” or “XL” 540 can size motors (in-runner).
Motors not allowed in class Neu, Hacker, Mega, Aveox, Lehner
Motor Controller is open
c). Ready to run boats (RTR) Aqua Craft UL-Superior and Pro Boat Miss Elam 1/12 d). All boats to resemble Hydroplanes from the past or present, Fictitious teams maybe created within the Spirit of the past and present Hydroplanes. The word "resemble" shall be loosely interpreted and as long as the boat is configured in the spirit of a real 3-point full-bodied hydro, it shall be deemed legal. 
e). Outriggers, modified outriggers or tunnels are not allowed.
f). All boats must be inboard motor powered with an effort made to conceal the motor with fake engine or cowling.
g). Safety Loops and isolating switches are optional.
h). No gear boxes allowed
i). NZMPBA electric class racing rules will apply (4 laps max)
j). Minimum hull length 24 inches. (610 mm)

 LIMITED P CLASS OFFSHORE (14.8Volt Max)

 MOTOR/CELL OPTIONS
a). 12 cell Ni-Chemistry 14.4Volt or Li-polymer batteries (Lipos) 4S1P 12000mah max or 4S2P 12000mah 14.8Volts max.
b). Power in this Class will be brushless “L” or “XL” 540 can size motors (in-runner).
Motors not allowed in class Neu, Hacker, Mega, Aveox, Lehner
Motor Controller is open
c). Ready to run boats (RTR) Aqua Craft SV-27 and Pro Boat Black Jack 26 Bru
d). Offshore hulls must be a Deep-Vee (16 to 28 degree “V” angle), or Offshore Catamaran type hull.
e). Freeboard, as measured at the tallest point on the side of the hull, will not be less than 25mm.
f). Stepped hulls and flat keel ride pads will be allowed on both Deep Vee and Catamaran type hulls.
g). Closed cockpits must have windshields. Windshields can either be clear, tinted or coloured. Open cockpits must have drivers.
h). All efforts should be made to colour and number hulls in the spirit of real offshore racing. However, this class is intended to be stand-off scale class.
i). Safety Loops and isolating switches are optional.
j). No gear boxes allowed
k). NZMPBA electric class racing rules will apply (4 laps max)
l). Minimum hull length 24 inches. (610 mm)

 OPEN ELECTRIC (44.4Volts Max)
 MOTOR/CELL OPTIONS
a) 36 cell Ni-Chemistry 43.2Volt or Li-polymer batteries (Lipos) 12S1P or 12S2P 44.4Volts max.
b) Motor / speed controller type open
c) Hulls can be Mono, Catamaran, Hydro, Tunnel or Rigger.
d). Safety Loops and isolating switches are optional.
e). NZMPBA electric class racing rules will apply (4 laps max)
f). To be raced by hull type were sufficient entries are obtained

 Future Classes Electric

 P SPORT HYDRO Brushless Class (14.8Volt max)

a). 12 cell Ni-Chemistry 14.4Volt or li-polymer batteries (Lipos) 4S1P 12000mah max or 4S2P 12000mah 14.8Volts Max.
b). Motor and speed controller open
d). All boats to resemble Hydroplanes from the past or present.
e). Fictitious teams may be created within the Spirit and shall at least resemble boats of the past and present Hydroplanes. The word "resemble" shall be loosely interpreted and as long as the boat is configured in the spirit of a real 3-point full-bodied hydro, it
shall be deemed legal.
f). Outriggers, modified outriggers or tunnels are not allowed.
g). All boats must be inboard motor powered with an effort made to conceal the motor with fake engine or cowling.
h). Safety Loops and isolating switches are optional.
i). NZMPBA electric class racing rules will apply
j). Minimum hull length 28 inches (710 mm)

 P OFFSHORE CLASS Brushless Class (14.8Volt max)

 MOTOR/CELL OPTIONS
a). 12 cell Ni-Chemistry 14.4Volt or li-polymer batteries (Lipos) 4S1P 12000mah max or 4S2P 12000mah 14.8Volts max.
b). Motor and speed controller open
d). Offshore hulls must be a Deep-Vee (16 to 28 degree “V” angle), Offshore Catamaran type hull.
e). Freeboard, as measured at the tallest point on the side of the hull, will not be less than 25mm.
f). Stepped hulls and flat keel ride pads will be allowed on both Deep Vee and Catamaran type hulls.
g). Closed cockpits must have windshields. Windshields can either be clear, tinted or coloured. Open cockpits must have drivers.
h). All efforts should be made to colour and number hulls in the spirit of real offshore racing. However, this class is intended to be stand-off scale class.
i). Safety Loops and isolating switches are optional.
j). NZMPBA electric class racing rules will apply
k). Minimum hull length 24 inches. (710 mm)

 1/8th SCALE ELECTRIC HYDRO

a). Hulls to conform to SUHA/NZMPBA 1/8th scale racing rules (except motor)
b). 36 cell Ni-Chemistry 43.2Volt or Li-polymer batteries (Lipos) 12S1P or 12S2P 44.4Volts max.
d). Safety Loops and isolating switches are optional.
e). NZMPBA electric class racing rules apply
f)  Motor and speed controller open
g). All boats must be inboard motor powered with an effort made to conceal the motor with fake engine or cowling.