The Radical SR4 is the sixth car produced by Radical.
History The SR4 was originally intended as a smaller sibling to the SR3, however the car was significantly less popular then that of the SR3, with only 46 of the SR4 being made until the production was halted in 2016.
Specifications The SR4 would have largely similar motors to its larger siblings, with one notable exception; the Honda CBR1000RR motor, which was one of the unique options to the SR4, with only 7 being produced with this engine, and only 2 retaining this engine as of December 2024. The other unique engine option was that of the Kawasaki ZZ-R1200, which was the first engine fitted to the car, but no car built with this engine is still fitted with it as of December of 2024. The 1200 will do 0- in 3.7s, the quarter mile in 12.4s and has a top speed of .
Engines +NameDisplacementEngineHorsepowerTorqueWeightSR4 1000I4 (Honda CBR1000RR) @ 11,000 rpm @ 8,500SR4 1200I4 (Kawasaki ZZ-R1200) @ 9,800 rpm @ 6,500SR4 1300 SR4 CSI4 (Powertech-Suzuki Turbocharged) SR4 1340I4 (Suzuki Hayabusa)SR4 1500I4 (Powertech-Suzuki)SR4 1585I4 (Powertech-Suzuki)
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