NOVAK BRUSHLESS MOTOR SPEC CHAR (click here to download a PDF file of the ESC and Motor Spec Chart featuring current products only)  
Product
P/N
Design
Size1
Turns
Watts3
Kv4
(RPM/volt)
Weight
(oz)
Shaft
Diameter5
(inches)
Front Ball
Bearing6
Rotor
Performance7
(RPM / Temp)
Hand
Wound
Solder
Tabs
Sintered
Rotor
MagnetS
Thermal
Protection
Timing
Ring
End
Bells
BALLISTIC SERIES
BALLISTIC RACING 3.5T 3603 Sensored 540 3.5 620 10,500 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC RACING 4.5T 3604 Sensored 540 4.5 530 9,000 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC RACING 5.5T 3605 Sensored 540 5.5 420 7,400 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC RACING 6.5T 3606 Sensored 540 6.5 390 6,400 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC RACING 7.5T 3607 Sensored 540 7.5 340 5,800 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC RACING 8.5T 3608 Sensored 540 8.5 280 5,000 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC SPEC 10.5T 3610 Sensored 540 10.5 235 4,200 6.61 0.125 Large High / HighS
Y
 Y Y Y Blue Ribbed
BALLISTIC SPEC 13.5T 3613 Sensored 540 13.5 195 3,300 6.61 0.125 Large High / HighS
Y
 Y Y Y Orange Ribbed
BALLISTIC SPEC 17.5T 3617 Sensored 540 17.5 130 2,200 6.61 0.125 Large High / HighS
Y
 Y Y Y Yellow Ribbed
BALLISTIC SPEC 21.5T 3621 Sensored 540 21.5 85 1,800 6.61 0.125 Large High / HighS
Y
 Y Y Y Green Ribbed
BALLISTIC SPEC 25.5T 3625V Sensored 540 25.5 82 1,550 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC CRAWLER 18.5T 3618 Sensored 540 18.5 119 1,650 6.61 0.125 Large High / HighS Y Y Y Y Black Ribbed
BALLISTIC CRAWLER 21.5T 3619 Sensored 540 21.5 85 1,350 6.61 0.125 Large High / HighS Y Y Y Y Black Ribbed
BALLISTIC 550 SERIES
BALLISTIC 550 4.5T 3504 Sensored 550 4.5 890 5,000 10.10 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC 550 5.5T 3505 Sensored 550 5.5 800 3,700 10.10 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC 550 6.5T 3506 Sensored 550 6.5 730 3,400 10.10 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
BALLISTIC 550 4.5T Hi-Torque 3514 Sensored 550 4.5 890 3,850 10.55 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI SERIES
VELOCITI 3.5R 3403 Sensored 540 3.5 620 10,500 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI 4.5R* 3404 Sensored 540 4.5 530 9,000 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI 5.5R* 3405 Sensored 540 5.5 420 7,400 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI 6.5R* 3406 Sensored 540 6.5 390 6,400 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI 7.5R* 3407 Sensored 540 7.5 340 5,800 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI LIGHT 3.5L 3303 Sensored 540 3.5 431 10,300 6.00 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI LIGHT 4.5L 3304 Sensored 540 4.5 413 8,200 6.00 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI LIGHT 5.5L 3305 Sensored 540 5.5 350 6,800 6.00 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI LIGHT 6.5L 3306 Sensored 540 6.5 315 5,900 6.00 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
VELOCITI LIGHT 7.5L 3307 Sensored 540 7.5 250 5,400 6.00 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
SS PRO-SERIES
3408 Sensored 540 8.5 280 5,000 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
3410 Sensored 540 10.5 235 4,200 6.61 0.125 Large High / HighS
Y
 Y Y Y Blue Ribbed
3413 Sensored 540 13.5 195 3,300 6.61 0.125 Large High / HighS
Y
 Y Y Y Orange Ribbed
SS17.5* PRO 3417 Sensored 540 17.5 130 2,200 6.61 0.125 Large High / HighS
Y
 Y Y Y Yellow Ribbed
SS21.5* PRO 3421 Sensored 540 21.5 85 1,800 6.61 0.125 Large High / HighS
Y
 Y Y Y Green Ribbed
SS25.5* PRO 3425V Sensored 540 25.5 82 1,550 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
SS-SERIES
3400 Sensored 540 8.5 225 5,000 6.73 0.125 Std Std / Std
Y
 Y N Y Black Smooth
3401 Sensored 540 10.5 195 4,200 6.73 0.125 Std Std / Std
Y
 Y N Y Black Smooth
CRAWLER-SERIES
CRAWLER 13.5 3414 Sensored 540 13.5 195 3,300 6.61 0.125 Large High / HighS Y Y Y N Brown Ribbed
3419 Sensored 540 18.5 119 2,700 6.73 0.125 Large High / HighS
Y
 Y Y N Brown Ribbed
CRAWLER 21.5 3420 Sensored 540 21.5 85 1,800 6.73 0.125 Large High / HighS
Y
 Y Y N Brown Ribbed
HV-SERIES
HV4.5 HIGH-VOLTAGE WITH 5MM SHAFT** 3524 Sensored 550 4.5 890 5,000 8.36 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
HV5.5 HIGH-VOLTAGE WITH 5MM SHAFT 3525 Sensored 550 5.5 800 3,700 8.36 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
HV6.5 HIGH-VOLTAGE WITH 5MM SHAFT 3526 Sensored 550 6.5 730 3,400 8.36 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
HV7.5 HIGH-VOLTAGE WITH 5MM SHAFT 3526 Sensored 550 7.5 620 3,000 8.36 5mm Large High / HighS
Y
 Y Y Y Black Ribbed
THREE-80 MICRO SERIES
THREE-80 MICRO 8.5 3450 Sensored 380 8.5 210 9,000 2.54 0.125 Std Std / Std
Y
 N Y Y Black Ribbed
THREE-80 MICRO 10.5 3451 Sensored 380 10.5 165 7,300 2.54 0.125 Std High / HighS
Y
 N Y Y Black Ribbed
THREE-80 MICRO 13.5 3452 Sensored 380 13.5 125 6,000 2.54 0.125 Std High / HighS
Y
 N Y Y Black Ribbed
THREE-80 MICRO 18.5   Sensored 380 18.5 82 4,400 2.54 0.125 Std High / HighS
Y
 N Y Y Black Ribbed
DRIFT-SPEC SERIES
DRIFT-SPEC 6.5 3466 Sensored 540 6.5 370 5,700 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
DRIFT-SPEC 7.5 3467 Sensored 540 7.5 340 5,200 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
DRIFT-SPEC 8.5 3468 Sensored 540 8.5 280 4,500 6.61 0.125 Large High / HighS
Y
 Y Y Y Black Ribbed
EX SPORT-SERIES
EX8.5 SPORT 3430 Sensored 540 8.5 225 5,000 6.73 0.125 Std Std / Std
Y
 Y N Y Black Smooth
EX10.5 SPORT 3431 Sensored 540 10.5 195 4,200 6.73 0.125 Std Std / Std
Y
 Y N Y Black Smooth
EX13.5 SPORT 3432 Sensored 540 13.5 165 3,300 6.73 0.125 Std Std / Std
Y
 Y N Y Black Smooth
HAVOC MOTOR
HAVOC SPORT 8.5   Sensored 540 8.5 225 5,000 6.73 0.125 Large High / HighS
Y
 Y Y Y Black Smooth
 
  Motor Spec Chart Footnotes
1 540 (2.08"L x 1.41D; 52.8mm x 35.8mm); 550 (2.84"L x 1.41"D, 72.1mm x 35.8mm)
2 1.2Volts/cell
3 Power output for six minutes. Voltage determined at 7.2 volts. Voltage determined for HV Pro motors at 14.4 volts.
4 Indicates how fast the motor will turn for a given voltage given no internal resistance
5 Accepts all standard RC pinion gears (0.125")
6 Large = 1/2" x 3/16"; Std = 3/8" x 1/8"
7 Factors indicate rotor's ability to handle higher RPMs and higher temperatures
S With High-performance Nickel-plated sintered Neodymium Rotor (ROAR-Approved!)
* Motors have been upgraded with a high performance Sintered Rotor and Ribbed End Bells (except #3404 which already featured ribbed end bells). Specifications listed are for updated motors.
** For 2S Li-Po only

Motor Replacement & Upgrade Accessory P/N
Motor P/N Rotor
Replacement		 Rotor
Upgrade		 Bearing
Replacement		 Heat Sink
VELOCITI SERIES
VELOCITI 3.5R 3403 5908 N/A 5919 5413/14/15
VELOCITI 4.5R 3404 5908* N/A 5919 5413/14/15
VELOCITI 5.5R 3405 5908* N/A 5919R 5413/14/15
VELOCITI 6.5R 3406 5908* N/A 5919R 5413/14/15
VELOCITI 7.5R 3407 5908* N/A 5919R 5413/14/15
SS-SERIES
SS8.5 PRO 3400 5908* N/A 5919R 5413/14/15
SS10.5 PRO 3401 5908* N/A 5919R 5413/14/15
SS13.5 PRO 3413 5908* N/A 5919R 5413/14/15
CRAWLER SINTERED 3419 5907 5908 5919 5413/14/15
HV-SERIES
HV4.5 3524 5912 N/A 5913 5412
HV5.5 3525 5912 N/A 5913 5412
HV6.5 3526 5912 N/A 5913 5412
HV7.5 3527 5912 N/A 5913 5412
EX SPORT-SERIES
EX8.5 SPORT 3430 5906 5923** 5905/5923** 5413/14/15
EX10.5 SPORT 3431 5906 5923** 5905/5923** 5413/14/15
EX13.5 SPORT 3432 5906 5923** 5905/5923** 5413/14/15
Motor Replacement & Upgrade Footnotes
R Front end bell is ribbed. If motor has smooth end bells, use #5920
* This is an upgraded rotor for the original version of motor.
** Contains a Velociti Rotor and Front Endbell with Large Bearing. Can also use Velociti-2 Rotor (#5908) and Bearing Kit (#5919R/5920)
 
ROTOR REPLACEMENT ACCESSORY KITS
5906 SS4300/SS5800 and EX Replacement Rotor
5908 Velociti Nickel-Plated Sintered Rotor
5912 HV Nickel-Plated Sintered Rotor
MOTOR HEAT SINKS
5412 HV Brushless Motor Heat Sink
5413 Velociti Motor Sleeve Heat Sink-Black
5414 Velociti Motor Sleeve Heat Sink-Purple
5415 Velociti Motor Sleeve Heat Sink-Blue
BEARING/FRONT END BELL REPLACEMENT ACCESSORY KITS
5905 SS4300/SS5800 Bearing & Endbell Repl. (Standard Bearing)
5910 HV Motor Bearing & Smooth Endbell Replacement
5913 HV Motor Bearing & Ribbed Endbell Replacement
5919 Velociti Bearing & Ribbed Endbell Replacement
5920 Velociti Bearing & Smooth Endbell Replacement
ROTOR & BEARING KIT
5923 SS5800/4300 Sintered Upgrade Kit