The Mazda 717C is a prototype racing car built for Mazdaspeed for the 24 Hours of Le Mans under the Group C Junior formula. It was the first race car built by Mazda since the ending of their running in GT with the RX-7 in 1982. It used a 2-rotor 13B Wankel engine, similar to the production engine in the Mazda RX-7. [1]

馬自達717C（ （日語） マツダ・717C）是1983年由日本 馬自達汽車公司委託Mooncraft（日语： ムーンクラフト ）設計開發、為參加利曼24小時耐力賽Group C Junior組的原型賽車（prototype racing car）。

2024年9月3日 · Mazda 717C at Le Mans in 1983 • via Mazda. Mooncraft designed the chassis and bodywork, penned with top speed as the most important attribute. Why? 1983 was the first year for the Junior cars, and many worried they'd simply be too slow with rotary power in comparison to the other cars on track.

马自达717C（ （日语） マツダ・717C）是1983年由日本 马自达汽车公司委托Mooncraft（日语： ムーンクラフト ）设计开发、为参加利曼24小时耐力赛Group C Junior组的原型赛车（prototype racing car）。

萬事得717C（ （日語） マツダ・717C）是1983年由日本 萬事得汽車公司委託Mooncraft（日語： ムーンクラフト ）設計開發、為參加利曼24小時耐力賽Group C Junior組的原型賽車（prototype racing car）。

2022年6月10日 · The 717C was the first Wankel-powered car to win a La Sarthe. Class win, that is. Group C Junior cars had to weigh at least 700 kg and carry a maximum of 55 liters of fuel. Above all, tamer specs meant lighter development costs. With that, through their racing division Mazdaspeed, Mazda built their first prototype racecar, the 717C. Weighing ...

2020年10月20日 · Mazda’s 717C had become a class-winning car during its debut and proved that rotary power was a legitimate threat. The 717C was followed by the 727C in 1984. The 727C was fitted with the same engine as used in the 717, the 310 bhp Mazda 13B rotary engine.

1982 Mazda 717C specs, lap times, performance data, top speed, engine specifications, pictures.

Mazda 717C group C (1983) Home » Racing Sports Cars » Mazda 717C. Source. Fold Unfold. Table of Contents. Specifications. Results in WSCC. Specifications. 13B 1308 cc 309 bhp / 231 kW @ 8500 rpm 255 Nm / 188 ft lbs @ 8000 rpm cast-iron block

717C是属于Gr.C Junior组别，也就是后来的C2，设立这个组别的目的，是为了让一些小厂商能够参加Gr.C。 与C1的800kg最小重量，100升油箱相比，Junior仅有700kg，55升油箱。