Radical North American Masters Championship
 | This article needs to be updated. (November 2018) |
| Category | Radical Sportscars |
|---|---|
| Country | USA & Canada |
| Region | North America |
| Inaugural season | 2013 |
| Constructors |  Radical Sportscars |
| Tyre suppliers |  Hankook |
 Current season | |
The Radical Radical Cup North America is a one make sports-racer motor racing series launched in 2013..[1][2]
Radical Cup North America[edit]
Radical Cup North America features semi-professional drivers racing head to head in one of the largest single-make series in North America. The multi-class structure of the series teaches drivers essential skills for an eventual career in prototype racing such as IMSA Prototypes LMP3 or LMP2 classes. The series is currently sanctioned by SCCA Pro Racing.
Announced in 2013[3], the Radical Cup North America (nee Radical Masters North America) came to the USA as a sister series to the European Radical Masters Championship. There are three classes in Radical Cup, the main "unlimited" class featuring Radical SR8 and Radical RXC Spyders[4], are also two supersport classes for the Radical SR3 RS/RX, 1500CC & 1340CC.[5] The SR8 have the 2.7L RPE V8 Engine producing 430HP, with the SR3 featuring a tuned and stroked 1.5L Hayabusa engine producing 225HP.
Official Fuel: 100 octane ethanol-free gasoline provided by Gulf Racing Fuels[6]
The series features multi-class Le Mans style racing and as a feeder series has produced countless talents including 2017 PWC GTSA champion George Kurtz and 2017 European Le Mans Series LMP3 champion John Falb. Eligible cars include the Radical SR3 RSX 1340 & 1500, as well as the 400 horsepower V8 engine SR8.
Technical Regulations[edit]
The technical regulations for the Radical series are currently issued by SCCA Pro Racing
Prior seasons have been sanctioned by Pirelli World Challenge under USAC[7] & North American Road Racing Association.
| Class Chassis Minimum Weights |
| Unlimited Class SR8 RX 800 kg / 1763 lbs |
| RXC Race Spyder V8 890 kg / 1962 lbs |
| RXC Race Spyder TT 1075 kg / 2370 lbs |
| RXC Turbo (GT3) 1160 kg / 2257 lbs |
| 1500 & 1340 SR3 RS, RSX 700 kg / 1565 lbs |
| Class | Car | Engine | Throttle Body (mm) |
| Unlimited Class | SR8 | RPE 2700cc RPX V8 | |
| Spyder | RPE V8 | ||
| Spyder | EcoBoost TT 3500cc V6 | ||
| RXC GT3 | EcoBoost TT 3500cc V6 | ||
| Pro 1500 Class | SR3 RS | Suzuki 1500cc Gen 1 | 42 |
| SR3 RS | Suzuki 1500cc Gen 2 | 42 | |
| SR3 RSX | Suzuki 1500cc Gen 3 (Short Stroke) | 45 | |
| SR3 RSX | Suzuki 150cc Gen 4 | 45 | |
| 1340 Class | SR3 RS | Suzuki 1340cc Gen 2 | 42 |
| SR3 RSX | Suzuki 1340cc Gen 2 | 42 |
Race weekend[edit]
The 2018, 2019 & 2020 seasons take place during pro race weekends of Pirelli World Challenge[8][9] , NASCAR, F3[10] & Indycar[11][12] as multi day events containing three (typically 40 minute) sprint races.
The Championship competes across the United States and parts of Canada at circuits that include Laguna Seca, Road Atlanta, VIR, Watkins Glen, Utah Motorsports Campus, Barber Motorsports in the USA and Mosport in Canada.
Tires & Compounds[edit]
Seasons 2013–2016
Dunlop racing slicks:
SR3 2013–2015: Dunlop 392 (Medium)
SR3 2016: Dunlop 004 (Medium)
Unlimited/SR8 2013–2016: Dunlop 720 (Hard)
Seasons 2017-Present
Unlimited/SR8/SR3 2017–2020: Hankook Slick (Front: 200/580R15 & Rear: 260/610R16)[13][14]
Dunlop Radical / SR3/SR4/SR8 /Britsports Masters[edit] | |||||||||||
| 230/570R13 | S15/S15W | slick/wet | 9.5 – 10.5 | 10 | 575 | 22.6 | 280 | 11.2 | 235 | 9.2 | 890 |
| 175/535R13 | S04/S04W | slick/wet | 6.0 – 8.0 | 7.5 | 539 | 21.2 | 206 | 8.1 | 175 | 6.9 | 950 |
| 205/570R13 | S15/S15W | slick/wet | 8.0 – 9.5 | 9 | 574 | 22.6 | 255 | 10 | 205 | 8.1 | 892 |
| 200/580R15 | G84D/G84W | slick/wet | 6.5 – 8.5 | 7.5 | 583 | 23 | 216 | 8.5 | 195 | 7.7 | 878 |
| 265/605R16 | C29D/A22W | slick/wet | 9.5 – 10.5 | 10 | 608 | 23.9 | 270 | 10.6 | 260 | 10.2 | 842 |
Radical SR8 / Unlimited Champions[edit]
| Season | Champion |
|---|---|
| 2013 | Gerhard Watzinger  [15][16][4]
|
| 2014[4][17] | Jesse Menczer [18]
|
| 2015 | N/A |
| 2016 | Jesse Menczer
|
| 2017 | Jesse Menczer [19][20]
|
| 2018 | Terry Olson 
|
| 2019 | Judd Miller |
SR3 1500 Champions[edit]
| Season | Champion |
|---|---|
| 2013 | Tony Bullock [15]
|
| 2014[21] | John Falb [18]
|
| 2015 | N/A |
| 2016[22] | Richard Thomas
|
| 2017 | Richard Thomas [19][20]
|
| 2018 | Alan Miller
|
| 2019 | Antoine Comeau  [23][24]
|
SR3 1340 Champions[edit]
| Season | Champion |
|---|---|
| 2013 | N/A |
| 2014 | N/A |
| 2015 | N/A |
| 2016 | N/A |
| 2017 | Antoine Comeau [19][20]
|
| 2018 | Louis Schriber |
| 2019 | Eric Wagner[24] |
References[edit]
- ↑ "Radical Cup comes to North America". Autoweek. 2013-02-05.
- ↑ Service, Crain News (12 February 2013). "'Radical' sports racer series comes to U.S." Tire Business. Retrieved 2019-01-07.
- ↑ Staff, SPEED SPORT (2013-02-06). "Radical Cup USA Set For 2013". SPEED SPORT. Retrieved 2019-01-07.
- ↑ 4.0 4.1 4.2 Nesbitt, Wally (1969-12-31). "Radical Cup Adds New RXC Road Car and Canadian Race Date for 2014". Inside Track Motorsports News Magazine. Retrieved 2019-01-07.
- ↑ "Blue Marble Cocktails Radical Cup North America". Radical Sportscars.
- ↑ "2017 Radical Cup North America Masters". Gulf Racing Fuels. 2017-02-10. Retrieved 2019-01-07.
- ↑ files.world-challenge.com (PDF) https://files.world-challenge.com/rules-regulations/2018-archives/2018-PWC-Radical-TechnicalRegulations.pdf. Retrieved 2019-01-07. Missing or empty
|title=(help) - ↑ Staff, PWC Series (2017-12-12). "Radical Sportscars to Partner with PWC in 2018". Blancpain GT World Challenge America. Retrieved 2019-01-08.
- ↑ Release, News. "Radical Sportscars to Partner with PWC – Sportscar365". sportscar365.com. Retrieved 2020-03-03.
- ↑ "2020 F3 Americas Schedule Revealed". F3 Americas Championship. Retrieved 2020-03-03.
- ↑ "RADICAL CUP TO COSTAR WITH NTT INDYCAR SERIES DURING THE REV GROUP GRAND PRIX WEEKEND AT ROAD AMERICA | OnPitRoad.com". Retrieved 2020-03-03.
- ↑ "Radical Cup to Costar with NTT IndyCar Series at Road America – Spanish Journal Network". 2019-02-26. Retrieved 2020-03-03.
- ↑ "Radical SR3 and SR8 – Hankook Racing Tires of the Americas". Retrieved 2019-01-07.
- ↑ "Radical". Hankook US. Retrieved 2020-03-03.
- ↑ 15.0 15.1 "Club Spring Mountain News – October 2013". www.springmountainmotorsports.com.
- ↑ "2013 Radical Cup USA Season Review". RACER. 2014-03-19. Retrieved 2019-01-07.
- ↑ Policy, Privacy (2014-03-25). "Opening Rounds of the 2014 Radical Cup Were Action Packed -". Speedville. Retrieved 2019-01-07.
- ↑ 18.0 18.1 "Jesse Menczer was magic and John Falb flawless in Radical Cup at Road Atlanta". www.sportscarillustrated.com.
- ↑ 19.0 19.1 19.2 "2018 Radical North American Championship To Commence At COTA". Radical Sportscars.
- ↑ 20.0 20.1 20.2 Release, News. "Radical Sportscars to Partner with PWC – Sportscar365". sportscar365.com. Retrieved 2020-03-03.
- ↑ "Radical Canada Announces the 2014 Radical Canada Cup Series Details". www.prnmag.com. Retrieved 2019-01-07.
- ↑ "Radical Cup North America 2016 Schedule – CASC Ontario Region Message Forums". www.casc.on.ca. Retrieved 2019-01-07.
- ↑ "Antoine Comeau". www.indypro2000.com. Retrieved 2020-03-03.
- ↑ 24.0 24.1 Motorsport, Turn 3 (1969-12-31). "Antoine Comeau Crowned 2019 Radical Cup Champions". Inside Track Motorsports News Magazine. Retrieved 2020-03-03.
External links[edit]
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